Smaller places in South Dakota — page 1 of 5
Places with fewer than 20 listed facilities are grouped here — 1,316 facilities in all.
1 (…) · 2 (Colman…) · 3 (Hill City…) · 4 (Oacoma…) · 5 (Wagner…)
| Place | Facility | Programs | Formal actions (5 yr) | Compliance status |
|---|---|---|---|---|
| — | AMHERST WATER COMPANY | Drinking water | — | No Violation Identified |
| — | BESTGEN WATER COMPANY | Drinking water | — | No Violation Identified |
| — | BIG STONE CITY | Drinking water | — | No Violation Identified |
| — | BLACK HAWK OIL COMPANY | Drinking water | — | No Violation Identified |
| — | BLACK HAWK WATER USER DISTRICT | Drinking water | — | No Violation Identified |
| — | BLACK HILLS CABINS AND MOTEL @ QUAIL | Drinking water | — | No Violation Identified |
| — | BLACK HILLS RETREAT CENTER 1 | Drinking water | — | No Violation Identified |
| — | BLACK HILLS RETREAT CENTER 2 | Drinking water | — | No Violation Identified |
| — | BLACK HILLS WATER COMPANY | Drinking water | — | No Violation Identified |
| — | BLUCKSBERG MTN WATER ASSOCIATION | Drinking water | — | No Violation Identified |
| — | BOULDER PARK WATER USERS ASSOCIATION | Drinking water | — | No Violation Identified |
| — | BUTTE-MEADE SANITARY WATER DISTRICT | Drinking water | — | No Violation Identified |
| — | C&J SANDERS INC | Drinking water | — | No Violation Identified |
| — | CENTENNIAL HILLS HOME ASSOCIATION | Drinking water | — | No Violation Identified |
| — | CHAPEL LANE WATER COMPANY | Drinking water | — | No Violation Identified |
| — | COUNTRY VILLAGE PARK | Drinking water | — | No Violation Identified |
| — | COUNTRY VILLAGE/NORTH | Drinking water | — | No Violation Identified |
| — | COUNTRY VILLAGE/SOUTH | Drinking water | — | No Violation Identified |
| — | D & E WATER COMPANY | Drinking water | — | No Violation Identified |
| — | DAVISON RURAL WATER SYSTEM INC | Drinking water | — | No Violation Identified |
| — | DEBERG WELL USERS ASSOCIATION | Drinking water | — | No Violation Identified |
| — | DEER MOUNTAIN RESORT PROPERTIES | Drinking water | — | No Violation Identified |
| — | EAST WINDS COURT, INC. | Drinking water | — | No Violation Identified |
| — | EDELWEISS MOUNTAIN IMPROVEMENT ASSOC | Drinking water | — | No Violation Identified |
| — | FAIRBURN WATER ASSOCIATION | Drinking water | 1 | Violation Identified |
| — | FLYING J TRAVEL PLAZA | Drinking water | — | Inactive |
| — | GARDEN CITY | Drinking water | — | No Violation Identified |
| — | GCC DACOTAH-NORTH QUARRY WELL | Drinking water | — | No Violation Identified |
| — | GOLDEN VALLEY WATER COMPANY | Drinking water | — | No Violation Identified |
| — | GREEN ACRES ASSOCIATION | Drinking water | — | No Violation Identified |
| — | HERMOSA WATER USERS ASSOCIATION | Drinking water | — | No Violation Identified |
| — | HIDDEN VALLEY WATER ASSOCIATION INC | Drinking water | — | No Violation Identified |
| — | HILL CITY | Drinking water | — | No Violation Identified |
| — | LAKE CITY | Drinking water | — | No Violation Identified |
| — | LAKESIDE WATER USERS DISTRICT | Drinking water | — | No Violation Identified |
| — | LEAD-DEADWOOD SANITARY DISTRICT | Drinking water | — | No Violation Identified |
| — | LINCOLN COUNTY RURAL WATER SYSTEM | Drinking water | — | No Violation Identified |
| — | NORTH SIOUX CITY | Drinking water | — | No Violation Identified |
| — | NORTHDALE SANITARY DISTRICT | Drinking water | — | No Violation Identified |
| — | PACTOLA PINES STORE | Drinking water | — | No Violation Identified |
| — | PACTOLA WATER ASSOCIATION | Drinking water | — | No Violation Identified |
| — | PARADISE WATER COMPANY LLC | Drinking water | — | No Violation Identified |
| — | PINEVIEW WATER ASSOCIATION | Drinking water | — | No Violation Identified |
| — | RAPID CITY | Drinking water | — | No Violation Identified |
| — | REPTILE GARDENS INC | Drinking water | — | No Violation Identified |
| — | SALVATION ARMY CAMP | Drinking water | — | No Violation Identified |
| — | SHERIDAN LAKE HIGHLANDS, INC. | Drinking water | — | No Violation Identified |
| — | SPRING CREEK SANITARY DISTRICT | Drinking water | — | No Violation Identified |
| — | STEEL WHEEL CAMPGROUND AND CONVENIEN | Drinking water | — | No Violation Identified |
| — | STORM MOUNTAIN CENTER | Drinking water | — | No Violation Identified |
| — | SUN VALLEY DEVELOPMENT | Drinking water | — | No Violation Identified |
| — | UNIVERSITY ESTATES | Drinking water | — | No Violation Identified |
| — | VALLEY VIEW WATER COMPANY | Drinking water | — | No Violation Identified |
| — | WHISPERING PINES WATER ASSOCIATION | Drinking water | — | No Violation Identified |
| — | WICKIUP VILLAGE CABINS LLC | Drinking water | — | No Violation Identified |
| — | WR/LJ - NORTH STANLEY COUNTY | Drinking water | — | No Violation Identified |
| Agar | AGAR SCHOOL DISTRICT 58-1 | Hazardous waste | — | No Violation Identified |
| Agar | AGAR, TOWN OF | Water | — | No Violation Identified |
| Agar | SUTTON BAY GOLF, LLC. | Water | — | — |
| Agency Village | AGENCY VILLAGE WATER MAIN LOOPING | Water | — | No Violation Identified |
| Agency Village | AGENCY VILLAGE WATER TOWER | Water | — | No Violation Identified |
| Agency Village | ENEMY SWIN HOUSING WWTP | Water | — | No Violation Identified |
| Agency Village | FUEL, INC (AGENCY VILLAGE C-STORE) | — | 2 | No Violation Identified |
| Agency Village | LONG HOLLOW WATER SYSTEM | Water | — | No Violation Identified |
| Agency Village | OLD AGENCY VILLAGE WWTF | Water | — | No Violation Identified |
| Agency Village | PEEVER FLATS HOUSING WWTP | Water | — | No Violation Identified |
| Agency Village | SWO LAW ENFORCEMENT CENTER | Water | — | No Violation Identified |
| Agency Village | TIOSPA ZINA TRIBAL SCHOOL | Water | — | No Violation Identified |
| Akaska | AKASKA, TOWN OF | Water | — | No Violation Identified |
| Alcester | ALCESTER, CITY OF | Water | — | No Violation Identified |
| Alcester | ALKOTA CLEANING SYSTEMS INC | Water, Hazardous waste | — | No Violation Identified |
| Alcester | ALKOTA CLEANING SYSTEMS, INC. RESEARCH AND DEVELOPMENT | Hazardous waste | — | No Violation Identified |
| Alcester | CUSTOM COILS INC | Hazardous waste | — | No Violation Identified |
| Alexandria | ALEXANDRIA, CITY OF | Water | — | No Violation Identified |
| Alexandria | HANSON COUNTY OIL PRODUCERS, LLC | Hazardous waste | — | No Violation Identified |
| Alexandria | HANSON SCHOOL | Hazardous waste | — | No Violation Identified |
| Alexandria | NORTHEAST SUBDIVISION EXTENSIONS | Water | — | No Violation Identified |
| Alexandria | OAKLANE HUTTERITE BRETHREN | Air | — | No Violation Identified |
| Allen | ALLEN LAGOON | Water | — | Significant Violation |
| Allen | AMERICAN HORSE DAY SCHOOL WWTF | Water, Drinking water | — | No Violation Identified |
| Alpena | ALPENA, TOWN OF | Water | — | No Violation Identified |
| Alpena | LINK SNACKS INC. | Water | — | No Violation Identified |
| Alpena | LSI, INC. | Air | — | No Violation Identified |
| Andover | ANDOVER, TOWN OF | Water | — | Violation Identified |
| Arlington | ARLINGTON, CITY OF | Water | — | No Violation Identified |
| Arlington | AVANTARA ARLINGTON | Hazardous waste | — | No Violation Identified |
| Arlington | CAMPGROUND | Water | — | No Violation Identified |
| Arlington | KINGBROOK RURAL WATER SYSTEM | Water | — | No Violation Identified |
| Arlington | LAKE POINSETT SANITARY DISTRICT | Water | — | No Violation Identified |
| Arlington | LAKE POINSETT SANITARY DISTRICT ARPA PROJECTS | Water | — | No Violation Identified |
| Arlington | PRAIRIE AG PARTNERS | — | 1 | — |
| Arlington | WERDEL SITE IMPROVEMENTS | Water | — | No Violation Identified |
| Arlington | WHITEWOOD DAIRY | Water | — | No Violation Identified |
| Armour | ARMOUR SCHOOL | Hazardous waste | — | No Violation Identified |
| Armour | ARMOUR SD SKILLED NURSING FACILITY LLC DBA AVANTARA ARMOUR | Hazardous waste | — | No Violation Identified |
| Armour | ARMOUR WATER DISTRIBUTION (WTP) | Water | — | No Violation Identified |
| Armour | ARMOUR, CITY OF | Water | — | Violation Identified |
| Armour | ROCKET PRINTING INC | Hazardous waste | — | No Violation Identified |
| Artas | ARTAS, TOWN OF | Water | — | No Violation Identified |
| Artesian | ARTESIAN, TOWN OF | Water | — | No Violation Identified |
| Artesian | SANBORN CENTRAL SCHOOL DISTRICT | Drinking water | — | No Violation Identified |
| Artesian | UPLAND COLONY | Air | — | No Violation Identified |
| Ashton | ASHTON, TOWN OF | Water | — | No Violation Identified |
| Astoria | ASTORIA, TOWN OF | Water | — | Violation Identified |
| Astoria | BUFFALO RIDGE 2 | Hazardous waste | — | No Violation Identified |
| Astoria | LUS MOBILE AUTO AND TRUCK SERVICE | Hazardous waste | — | No Violation Identified |
| Astoria | OTTER TAIL POWER COMPANY - ASTORIA STATION | Air | — | No Violation Identified |
| Aurora | AURORA AUTO BODY SHOP | Hazardous waste | — | No Violation Identified |
| Aurora | AURORA- CITY OF | Water | — | No Violation Identified |
| Aurora | NOVITA AURORA, LLC | Air, Water | — | No Violation Identified |
| Aurora | VALERO RENEWABLE FUELS COMPANY | Air, Water, Hazardous waste | — | Violation Identified |
| Avon | AVON, CITY OF | Water | — | No Violation Identified |
| Avon | JURRENS REPAIR (FORMER) | Hazardous waste | — | No Violation Identified |
| Avon | MAIN STREET RECONSTRUCTION | Water | — | No Violation Identified |
| Avon | PREVAILING WIND PARK, LLC | Hazardous waste | — | No Violation Identified |
| Badger | PRAIRIE AG PARTNERS BADGER | — | 1 | — |
| Baltic | BALTIC HIGH SCHOOL ADDITION | Water, Hazardous waste | — | No Violation Identified |
| Baltic | BALTIC, CITY OF | Water | — | No Violation Identified |
| Baltic | BRIGHTMARK ATHENA RNG, LLC - BOADWINE FARM | Hazardous waste | — | No Violation Identified |
| Baltic | BRIGHTMARK ATHENA RNG, LLC - PIONEER FARM | Hazardous waste | — | No Violation Identified |
| Baltic | DRIFTWOOD DAIRY | Water | — | No Violation Identified |
| Baltic | GRANT PARK ADDITION | Water | 1 | — |
| Baltic | PERFORMANCE PAINT AND BODY LLC | Hazardous waste | — | No Violation Identified |
| Baltic | PHILLIPS CROSSING ADDITION | Water | 1 | — |
| Baltic | SUNDERMAN MANUFACTURING COMPANY | Hazardous waste | — | No Violation Identified |
| Batesland | BATESLAND COMMUNITY LAGOON | Water | — | No Violation Identified |
| Bath | BATH SANITARY DISTRICT | Water | — | No Violation Identified |
| Bath | SPECIALTY MANUFACTURING COMPANY INC. | Hazardous waste | — | No Violation Identified |
| Bath | T W CONSTRUCTION | Hazardous waste | — | No Violation Identified |
| Belle Fourche | 6TH AVE STRUCTURE | Water | — | No Violation Identified |
| Belle Fourche | AMERICAN COLLOID | Air | — | No Violation Identified |
| Belle Fourche | AMERICAN COLLOID BENTONITE PLANT | Hazardous waste | — | No Violation Identified |
| Belle Fourche | AMERICAN COLLOID FIELD SHOP | Hazardous waste | — | No Violation Identified |
| Belle Fourche | BELLE FOURCHE MUNICIPAL AIRPORT | Water | — | No Violation Identified |
| Belle Fourche | BELLE FOURCHE POLICE DEPARTMENT | Water | — | No Violation Identified |
| Belle Fourche | BELLE FOURCHE WIND FARM | Water | — | No Violation Identified |
| Belle Fourche | BELLE FOURCHE WTP | Water | — | No Violation Identified |
| Belle Fourche | DILLY PRINTS, LLC DBA: FASTBREAK SCREEN PRINTING AND EMBROIDERY | Hazardous waste | — | No Violation Identified |
| Belle Fourche | GROSSENBURG IMPLEMENT, INC. | Hazardous waste | — | No Violation Identified |
| Belle Fourche | HAY CREEK RANCH | Water | — | No Violation Identified |
| Belle Fourche | IDIC SPECIALTY DRILLING CHEMICALS LLC | Hazardous waste | — | No Violation Identified |
| Belle Fourche | LAWRENCE STREET PHASE 2 | Water | — | No Violation Identified |
| Belle Fourche | LAWRENCE STREET REHABILITATION | Water | — | No Violation Identified |
| Belle Fourche | O'REILLY AUTO PARTS 5743 | Hazardous waste | — | No Violation Identified |
| Belle Fourche | SCOTT PETERSON MOTORS | Hazardous waste | — | No Violation Identified |
| Belle Fourche | WBI ENERGY TRANSMISSION, INC | Air | — | No Violation Identified |
| Belle Fourche | WHITE STAR AUTOMOTIVE REPAIR | Hazardous waste | — | No Violation Identified |
| Belvidere | SD DOT - BELVIDERE REST AREA EASTBOUND | Water | — | No Violation Identified |
| Belvidere | SD DOT - BELVIDERE REST AREA WESTBOUND | Water | — | No Violation Identified |
| Big Stone City | POET BIOREFINING BIG STONE | Hazardous waste | — | No Violation Identified |
| Big Stone City | ANTORA ENERGY BIG STONE CITY | Hazardous waste | — | No Violation Identified |
| Big Stone City | BIG STONE CITY, CITY OF | Water | — | No Violation Identified |
| Big Stone City | BIG STONE ENERGY STORAGE PROJECT-ZAN-01 | Water | — | No Violation Identified |
| Big Stone City | GCC-BIG STONE CITY | — | — | — |
| Big Stone City | OTTER TAIL POWER COMPANY | Air, Hazardous waste | — | Violation Identified |
| Big Stone City | SAPUTO CHEESE USA INC | Air, Hazardous waste | — | No Violation Identified |
| Bison | BISON STP | Water | — | No Violation Identified |
| Bison | PERKINS COUNTY RURAL WATER | Drinking water | — | No Violation Identified |
| Bison | UNITED PARCEL SERVICE | Hazardous waste | — | No Violation Identified |
| Black Hawk | BOULDER CANYON COUNTRY CLUB-TREAT SITE - #1 | Drinking water | — | No Violation Identified |
| Black Hawk | CANYON SPRINGS WATER AND SEWER DISTR-TREAT SITE-#1 | Drinking water | — | No Violation Identified |
| Black Hawk | COUNTRY STORE AT THREE FORKS-TREAT SITE-WELL | Drinking water | — | No Violation Identified |
| Black Hawk | EAGLE WATER COMPANY-TREATMENT PLANT | Drinking water | — | No Violation Identified |
| Black Hawk | HIGH COUNTRY-RANCH WEST WELL-TREAT SITE-HC WEST WELL | Drinking water | — | No Violation Identified |
| Black Hawk | HIGH MEADOWS WATER COMPANY | Drinking water | — | No Violation Identified |
| Black Hawk | KOA HILL CITY/NEEDLES HIGHWAY-TR SITE-DEER VALLEY #1 | Drinking water | — | No Violation Identified |
| Black Hawk | LARSSON'S CROOKED CREEK CG-NORTH WEL-TREAT SITE-NORTH/MIDDLE WELL | Drinking water | — | Violation Identified |
| Black Hawk | LARSSON'S CROOKED CREEK CG-SOUTH WEL-TREAT SITE-SOUTH WELL | Drinking water | — | Violation Identified |
| Black Hawk | QUAAL WATER ASSOCIATION | Drinking water | — | No Violation Identified |
| Black Hawk | RAY SMITH HOA-RS EAST WELL-TREAT SITE-RS EAST WELL | Drinking water | — | No Violation Identified |
| Black Hawk | SPOKANE CREEK CABINS & CAMPGROUND-TREAT SITE - #1 | Drinking water | — | No Violation Identified |
| Black Hawk | SUMMERSET HOTEL AND SUITES-TREAT SITE-#1 | Drinking water | — | No Violation Identified |
| Black Hawk | THRALL MTN. PROPERTY OWNERS ASSOCIAT | Drinking water | — | No Violation Identified |
| Black Hawk | TOMAHAWK COUNTRY CLUB-CLUBHOUSE-TREAT SITE - #1 | Drinking water | — | No Violation Identified |
| Black Hawk | WHISPERING WILLOWS-TREAT SITE - #1 | Drinking water | — | No Violation Identified |
| Black Hawk | WILD TURKEY ESTATES I-TREAT SITE - #1 | Drinking water | — | No Violation Identified |
| Black Hawk | WILD TURKEY ESTATES II-TREAT SITE - #2 | Drinking water | — | No Violation Identified |
| Blackhawk | BLACKHAWK WATER USER DISTRICT (WTP) | Water | — | No Violation Identified |
| Blackhawk | HAWKINS, INC. - BLACK HAWK | Hazardous waste | — | No Violation Identified |
| Blunt | BLUNT, CITY OF | Water | — | No Violation Identified |
| Blunt | BLUNT- CITY OF | Water | — | — |
| Bonesteel | BONESTEEL- CITY OF | Water | — | No Violation Identified |
| Bowdle | BOWDLE, CITY OF | Water | — | No Violation Identified |
| Bowdle | NORTH CENTRAL FARMERS ELEVATOR WEST BOWDLE | Air | — | No Violation Identified |
| Brandt | BRANDT, TOWN OF | Water | — | No Violation Identified |
| Brandt | NORTHERN BORDER PIPELINE COMPANY - ESTELLINE COMPRESSOR | Air | — | No Violation Identified |
| Brandt | WILD ROSE DAIRY EXPANSION | Water | — | No Violation Identified |
| Bridgewater | BRIDGEWATER, CITY OF | Water | — | Violation Identified |
| Bridgewater | DEA - CLANDESTINE DRUG LAB | Hazardous waste | — | No Violation Identified |
| Bristol | BRISTOL SCHOOL | Hazardous waste | — | No Violation Identified |
| Bristol | BRISTOL, CITY OF | Water | — | No Violation Identified |
| Britton | BDM 2022 NEW WTP IMPROVEMENTS | Water | — | No Violation Identified |
| Britton | BDM RURAL WATER SYSTEM | Air | — | No Violation Identified |
| Britton | BRIAN PETERS AGRICULTURAL WASTE STORAGE FACILITY | Water | — | — |
| Britton | BRITTON HECLA SCHOOL | Hazardous waste | — | No Violation Identified |
| Britton | BRITTON, CITY OF | Water | — | No Violation Identified |
| Britton | GREEN IRON EQUIPMENT | Hazardous waste | — | No Violation Identified |
| Britton | HORTON INDUSTRIES, INC. - WEST | Air, Water, Hazardous waste | — | No Violation Identified |
| Britton | MARSHALL COUNTY COURTHOUSE | Water | — | No Violation Identified |
| Britton | MARSHALL COUNTY HEALTHCARE CENTER | Water | — | No Violation Identified |
| Britton | SUNSET COLONY | Water | — | Significant Violation |
| Britton | WEBER BODY SHOP | Hazardous waste | — | No Violation Identified |
| Brookings, City Of | BROOKINGS, CITY OF | Water | — | No Violation Identified |
| Bruce | BRUCE, CITY OF | Water | — | No Violation Identified |
| Bruce | NEW WATER TREATMENT PLANT | Water | — | No Violation Identified |
| Bruce | VOLGA AG CENTER, INC./BRUCE BRANCH | — | — | — |
| Bruce | WINK MEADOWS MITIGATION BANK | Water | — | No Violation Identified |
| Bryant | BRYANT AREA COMMERCIAL DEVELOPMENT - PHASE 1 | Water | — | No Violation Identified |
| Bryant | BRYANT, CITY OF | Water | — | Violation Identified |
| Buffalo | BUFFALO, TOWN OF | Water | — | No Violation Identified |
| Buffalo | CITATION OIL AND GAS CORPORATION | Water | — | No Violation Identified |
| Buffalo | CONTINENTAL RESOURCES INC | Air | — | No Violation Identified |
| Buffalo | KOCH EXPLORATION CO (FORMER) | Hazardous waste | — | No Violation Identified |
| Buffalo | SPYGLASS CEDAR CREEK COMPRESSOR STATION | Air | — | No Violation Identified |
| Buffalo Gap | TROUT HAVEN RANCH | Water | — | — |
| Burbank | COFFEE CUP FUEL STOPS | Water | — | No Violation Identified |
| Burbank | SYDELL, INC. | Hazardous waste | — | No Violation Identified |
| Burke | BURKE- CITY OF | Water | — | No Violation Identified |
| Camp Crook | CAMP CROOK, TOWN OF | Water | — | No Violation Identified |
| Camp Crook | WBI WEST SHORT PINE HILLS COMPRESSOR STATION | Hazardous waste | — | No Violation Identified |
| Canistota | CANISTOTA, CITY OF | Water | — | Significant Violation |
| Canistota | PHASE 3 INFRASTRUCTURE IMPROVEMENTS | Water | — | No Violation Identified |
| Canova | CANOVA, TOWN OF | Water | — | No Violation Identified |
| Canton | ADAMS THERMAL SYSTEMS INC. | Water, Hazardous waste | — | No Violation Identified |
| Canton | BID-WELL CORPORATION | Water, Hazardous waste | — | No Violation Identified |
| Canton | BID-WELL TEREX | Water, Hazardous waste | — | No Violation Identified |
| Canton | CANTON COMMUNITY CENTER SITE IMPROVEMENTS | Water | — | No Violation Identified |
| Canton | CANTON, CITY OF | Water | — | No Violation Identified |
| Canton | CANTON, CITY OF (WTP) | Water | — | No Violation Identified |
| Canton | DAKOTA STEEL & TRIM INC | Water | — | No Violation Identified |
| Canton | GROWMARK INC CANTON TERMINAL | Hazardous waste | — | No Violation Identified |
| Canton | HILLTOP CUSTOM CABINETRY AND FURNITURE, INC. | Hazardous waste | — | No Violation Identified |
| Canton | IVERSON'S CAR SALES | Hazardous waste | — | No Violation Identified |
| Canton | KEYSTONE SITE IMPROVEMENTS - CANTON | Water | — | No Violation Identified |
| Canton | LOT 6/TRACT 4 CANTON DEVELOPMENT ADDITION | Water | — | No Violation Identified |
| Canton | OMEGA LINER COMPANY, INC. | Hazardous waste | — | No Violation Identified |
| Canton | SANFORD CANTON INWOOD HOSPITAL | Hazardous waste | — | No Violation Identified |
| Canton | SOUTH LINCOLN RURAL WATER SYSTEM (WTP) | Water, Drinking water | — | No Violation Identified |
| Canton | TEREX ROADBUILDING | Air | — | No Violation Identified |
| Canton | TIFFT AUTO BODY REPAIR | Hazardous waste | — | No Violation Identified |
| Carthage | CARTHAGE, CITY OF | Water | — | No Violation Identified |
| Carthage | HORD FAMILY FARMS OF SD, LLC | Water | — | No Violation Identified |
| Castlewood | 2025 WATER SYSTEMS IMPROVEMENTS SCHEDULE 1: PIPELINE | Water | — | No Violation Identified |
| Castlewood | CASTLEWOOD, CITY OF | Water | — | Violation Identified |
| Cavour | CAVOUR, TOWN OF | Water | — | No Violation Identified |
| Cavour | WILBUR ELLIS CO. | Hazardous waste | — | No Violation Identified |
| Centerville | CENTERVILLE MEDICAL CLINIC | Hazardous waste | — | No Violation Identified |
| Centerville | CENTERVILLE, CITY OF | Water | — | No Violation Identified |
| Centerville | DAKOTA PLAINS DAIRY | Water | — | No Violation Identified |
| Centerville | DAKOTA PLAINS DAIRY, LLC | Water | — | No Violation Identified |
| Centerville | EAST DAKOTAS RENEWABLE ENERGY, LLC | Water | — | No Violation Identified |
| Centerville | FIREBALL INDUSTRIES INC DBA FIREBALL DECALS | Hazardous waste | — | No Violation Identified |
| Centerville | NUTRIEN AG SOLUTIONS - CENTERVILLE SOUTH DAKOTA | Hazardous waste | — | No Violation Identified |
| Central City | HOMESTAKE MINING COMPANY - OPEN CUT | Water, Hazardous waste | — | No Violation Identified |
| Chamberlain | CHAMBERLAIN SCHOOL ADDITION | Water | — | — |
| Chamberlain | CHAMBERLAIN, CITY OF (WTP) | Water | — | No Violation Identified |
| Chamberlain | CITY OF CHAMBERLAIN | Water | — | Violation Identified |
| Chamberlain | COE-LK S/LEFT TAILRACE-TREAT SITE - #1 | Drinking water | — | No Violation Identified |
| Chamberlain | DIGNITY PLAZA AT DIGNITY: OF EARTH AND SKY | Water | — | — |
| Chamberlain | SANFORD MID-DAKOTA | Hazardous waste | — | No Violation Identified |
| Chamberlain | SD DEPARTMENT OF THE MILITARY - SDARNG CHAMBERLAIN FMS 6 | Hazardous waste | — | No Violation Identified |
| Chamberlain | SMOKEY GROVES DEVELOPMENT | Water | — | No Violation Identified |
| Chamberlain | ST JOSEPH INDIAN SCHOOL TIPI PRESS PRINTING | Hazardous waste | — | No Violation Identified |
| Chamberlain | ST. JOSEPH'S INDIAN SCHOOL | Water | — | No Violation Identified |
| Chamberlain | STATE OF SOUTH DAKOTA DEPARTMENT OF THE MILITARY SDARNG - FMS 6 CHAMBERLAIN | Hazardous waste | — | No Violation Identified |
| Chancellor | AMERICAN OIL COMPANY | Hazardous waste | — | No Violation Identified |
| Chancellor | CHANCELLOR READY MIX PLANT | Air | — | No Violation Identified |
| Chancellor | CHANCELLOR, TOWN OF | Water | — | No Violation Identified |
| Chancellor | POET BIOREFINING-CHANCELLOR | Air, Water, Hazardous waste | 2 | Violation Identified |
| Chancellor | STREET & UTILITY IMPROVEMENTS - PHASE 2 | Water | — | No Violation Identified |
| Chancellor | STREET & UTILITY IMPROVEMENTS PHASE 1 | Water | — | No Violation Identified |
| Chelsea | FARMERS UNION OIL CO. | — | 1 | — |
| Chester | CHESTER SANITARY DISTRICT | Water, Drinking water | — | No Violation Identified |
| Claire City | CLAIRE CITY, TOWN OF | Water | — | No Violation Identified |
| Claire City | RANDYS BODY SHOP | Hazardous waste | — | No Violation Identified |
| Claremont | CLAREMONT WASTEWATER SYSTEM IMPROVEMENTS | Water | — | No Violation Identified |
| Claremont | CLAREMONT, TOWN OF | Water | — | No Violation Identified |
| Clark | AVANTARA CLARK | Hazardous waste | — | No Violation Identified |
| Clark | CLARK (SD) | Air | — | No Violation Identified |
| Clark | CLARK KAMPESKA RWS (WTP) | Water | — | No Violation Identified |
| Clark | CLARK SCHOOL DISTRICT #12-2 | Hazardous waste | — | No Violation Identified |
| Clark | CLARK, CITY OF | Water | — | No Violation Identified |
| Clark | NORTHERN BORDER PIPELINE CLARK CS#10 | Air | — | No Violation Identified |
| Clark | RITTERS REPAIR | Hazardous waste | — | No Violation Identified |
| Clark | SANFORD CLINIC CLARK | Hazardous waste | — | No Violation Identified |
| Clark | SILVER LAKE HUTTERIAN BRETHEREN INC. | Water | — | No Violation Identified |
| Clear Lake | CHEMRING ENERGETIC DEVICES | Air, Water | — | No Violation Identified |
| Clear Lake | CLEAR LAKE MAIN LIFT STATION & FORCEMAIN | Water | — | No Violation Identified |
| Clear Lake | CLEAR LAKE, CITY OF | Water | — | No Violation Identified |
| Clear Lake | CLEAR LAKE, CITY OF (WTP) | Water | — | No Violation Identified |
| Clear Lake | DEUEL SCHOOL DISTRICT 19-4 | Hazardous waste | — | No Violation Identified |
| Clear Lake | FRITZ CHEVROLET, INC. | Hazardous waste | — | No Violation Identified |
| Clear Lake | GOPHER SIGN CO | Water, Hazardous waste | — | No Violation Identified |
| Clear Lake | MIDWEST E RECYCLING | Hazardous waste | — | No Violation Identified |
| Clear Lake | NORTHWESTERN ENERGY SD15 REROUTE | Water | — | No Violation Identified |
| Clear Lake | SOUTH DAKOTA PARTNERS, INC. | Hazardous waste | — | No Violation Identified |
| Clear Lake | SUPREME WELDING, INC. | Hazardous waste | — | No Violation Identified |
| Clear Lake | TECH ORD, A DIVISION OF AMTEC CORPORATION | Hazardous waste | — | No Violation Identified |
| Colman | CITY OF COLMAN UTILITY IMPROVEMENTS | Water | — | No Violation Identified |
| Colman | CLANDESTINE DRUG LAB | Hazardous waste | — | No Violation Identified |
Alphabetical order — this site ranks no one. Figures as published by the EPA in ECHO for the last five years. Select a name for identifiers (EPA ID, NPDES, air), program-by-program status and the quarterly history. How to read this.