Smaller places in Idaho — page 4 of 5
Places with fewer than 20 listed facilities are grouped here — 1,335 facilities in all.
1 (…) · 2 (Arimo…) · 3 (Grace…) · 4 (Montpelier…) · 5 (Sugar City…)
| Place | Facility | Programs | Formal actions (5 yr) | Compliance status |
|---|---|---|---|---|
| Montpelier | MONTPELIER WWTF | Water | — | Significant Violation |
| Montpelier | NUSSBAUM AUTO BODY & GLASS REPAIR, LLC | Air | — | No Violation Identified |
| Montpelier | US-30 ROCKY POINT WILDLIFE CROSSING | Water | — | No Violation Identified |
| Montpelier | US-30, ROCKY POINT WILDLIFE XING (SUNDT) | Water | — | No Violation Identified |
| Montpelier | WALTON FEED INC | Air | — | No Violation Identified |
| Moore | MOORE WATER AND SEWER ASSOCIATION WATER | Drinking water | — | No Violation Identified |
| Mountain Home Afb | MOUNTAIN HOME AIR FORCE BASE USAF | Air, Water, Hazardous waste, Drinking water | — | No Violation Identified |
| Mountain Home Air Force Base | REPAIR TAXIWAY FOXTROT AND ARM/DISARM PAD | Water | — | — |
| Moyie Springs | CURLEY CREEK WATER ASSOCIATION | Drinking water | — | No Violation Identified |
| Moyie Springs | IDAHO FOREST GROUP LLC - RILEY CREEK-MOYIE SPRINGS | Air, Water, Hazardous waste | — | Significant Violation |
| Moyie Springs | MOYIE SPRINGS, CITY OF - MOYIE SPRINGS WWTP | Water | — | Significant Violation |
| Moyie Springs | NORTH IDAHO ENERGY LOGS | Air | — | No Violation Identified |
| Moyie Springs | SKIN CREEK WATER ASSOCIATION | Drinking water | — | Violation Identified |
| Mullan | E SHOSHONE CO WATER DIST MULLAN MILL CREEK | Drinking water | — | No Violation Identified |
| Mullan | E SHOSHONE COUNTY WATER DIST BURKE INTAKE | Drinking water | — | No Violation Identified |
| Mullan | HECLA LIMITED NATIONAL | Water | — | No Violation Identified |
| Mullan | LUCKY FRIDAY MINE | Air, Water, Hazardous waste, Drinking water | 1 | No Violation Identified |
| Mullan | MULLAN WWTP | Water | — | Significant Violation |
| Mullan | US SILVER MORNING SHOP | Hazardous waste | — | No Violation Identified |
| Murphy | DIAMOND CREEK MILL | Air, Water, Hazardous waste | — | Violation Identified |
| Murphy | KINROSS DELAMAR MINE | Air, Water, Hazardous waste, Drinking water | — | Violation Identified |
| Murphy | SOUTH MOUNTAIN MINE | Water | — | No Violation Identified |
| Murtaugh | CEA DAIRY RNG IDAHO LLC - MURTAUGH | Air | — | No Violation Identified |
| Murtaugh | MILNER HYDRO POWER PLANT | Water | 1 | Violation Identified |
| Murtaugh | MILNER INJECTION SITE | Water | — | — |
| Murtaugh | MURTAUGH CITY WATER | Drinking water | — | Violation Identified |
| Murtaugh | NORTHWEST PIPELINE BURLEY COMPRESSOR STATION | Air | — | No Violation Identified |
| Murtaugh | SOUTH RIDGE DAIRY | Air | — | No Violation Identified |
| Murtaugh | TESORO LOGISTICS MURTAUGH STATION | Hazardous waste | — | No Violation Identified |
| Naples | ALTA FOREST PRODUCTS | Air | — | No Violation Identified |
| Naples | MCARTHUR LAKE | Water | — | No Violation Identified |
| Naples | PANHANDLE DOOR INC | Air | 1 | No Violation Identified |
| Naples | TWENTY MILE CREEK WATER ASSOCIATION | Drinking water | — | No Violation Identified |
| Naples | YOUNG LIVING HIGHLAND FLATS RESEARCH FARM & DISTILLERY | Water, Hazardous waste | — | Violation Identified |
| Near Lewiston | 23090: US-95, AHT'WY INTERCHANGE AND PLAZA | Water | — | — |
| Near Lewiston | US-95, AHT'WY INTERCHANGE AND PLAZA | Water | — | — |
| New Meadows | MEADOW CREEK PROPERTY OWNERS WATER | Drinking water | — | No Violation Identified |
| New Meadows | MEADOW VALLEY SCHOOL | Air | — | No Violation Identified |
| New Meadows | NEW MEADOWS CITY WATER | Drinking water | — | No Violation Identified |
| New Meadows | NEW MEADOWS WWTP | Water | — | No Violation Identified |
| New Meadows | USFS PRICE VALLEY GUARD STATION | Drinking water | — | No Violation Identified |
| New Plymouth | AMERICAN FINE FOODS DIST CENTER | Hazardous waste | — | No Violation Identified |
| New Plymouth | HARVEST CREEK SUBDIVISION NO. 2 (TV GROUP) | Water | — | No Violation Identified |
| New Plymouth | HWY 30 TREATING FACILITY | Air | — | No Violation Identified |
| New Plymouth | HWY 30 TREATING FACILITY | Hazardous waste | — | No Violation Identified |
| New Plymouth | LANGLEY GULCH POWER PLANT | Air, Water, Hazardous waste | — | No Violation Identified |
| New Plymouth | NEW PLYMOUTH CITY WATER | Drinking water | — | Violation Identified |
| New Plymouth | NEW PLYMOUTH SEWAGE LAGOON | Water | — | Violation Identified |
| New Plymouth | NORTHWEST CHROME NEW PLYMOUTH | Hazardous waste | — | No Violation Identified |
| New Plymouth | NORTHWEST CHROME, INC. | Air | — | No Violation Identified |
| New Plymouth | SNAKE RIVER OIL AND GAS LLC - LITTLE WILLOW ROAD GATHERING FACILITY | Air | — | No Violation Identified |
| New Plymouth | STINKER STATION 045 | Air, Hazardous waste | — | No Violation Identified |
| New Plymouth | THE HAMPTONS SUBDIVISION | Water | — | No Violation Identified |
| Newdale | GENERAL MILLS - NEWDALE | Air | — | No Violation Identified |
| Newdale | NEWDALE CITY WATER | Drinking water | — | Violation Identified |
| Nez Perce | KUTHER AIR SERVICE | — | 1 | — |
| Nezperce | BARNETT AIR LLC | — | 1 | — |
| Nezperce | NEZPERCE WATER DEPARTMENT | Drinking water | — | No Violation Identified |
| Nezperce | NEZPERCE WWTP | Water | — | Violation Identified |
| Nezperce | NEZPERCE, ID 38 | Hazardous waste | — | No Violation Identified |
| Nezperce | ROBERT BRANSON | Air | — | No Violation Identified |
| North Fork | DITCH CREEK | Water | — | No Violation Identified |
| North Fork | THE VILLAGE AT NORTH FORK | Drinking water | — | No Violation Identified |
| Notus | JACKSON'S FOOD STORE 115 | Air | — | No Violation Identified |
| Notus | NOTUS CITY WATER | Drinking water | — | Violation Identified |
| Notus | NOTUS WWTP | Water | — | Violation Identified |
| Notus | SEKADY CAPITOL LLC | Drinking water | — | No Violation Identified |
| Null | WHITEROCK SUBDIVSION | Water | — | No Violation Identified |
| Oakley | ACME DAIRY | Water | — | No Violation Identified |
| Oakley | FISH CREEK QUARRY | Water | — | Violation Identified |
| Oakley | OAKLEY CITY WATER | Drinking water | — | Violation Identified |
| Oakley | OAKLEY VALLEY WATER CORPORATION | Drinking water | — | Violation Identified |
| Ola | SAGE HEN RECREATION COMPLEX PHASE 3 | Water | — | No Violation Identified |
| Old Town | CITY SERVICE VALCON, LLC | Air | — | No Violation Identified |
| Oldtown | ALBENI FALLS DAM | Water | — | No Violation Identified |
| Oldtown | ALBENI FALLS DAM USACE | Water, Hazardous waste, Drinking water | — | No Violation Identified |
| Oldtown | CEDAR POLES | Air, Water, Hazardous waste | — | Significant Violation |
| Oldtown | CITYSERVICEVALCON OLDTOWN BULK PLANT | — | — | — |
| Oldtown | DIAMOND BENCHVIEW WATER CORPORATION | Drinking water | — | No Violation Identified |
| Oldtown | LINRIVER LLC | Water | — | No Violation Identified |
| Oldtown | TRI-PRO CEDAR PRODUCTS | Air | — | No Violation Identified |
| Oldtown | WEST BONNER WATER DISTRICT 1 WELL AND SPRING | Drinking water | — | No Violation Identified |
| Onaway | ONAWAY WATER AND SEWER ASSOCIATION WELL | Drinking water | — | Violation Identified |
| Orofino | AHSAHKA WASTEWATER TREATMENT PLANT | Water | 1 | Violation Identified |
| Orofino | BROWN FARMS | Air | — | No Violation Identified |
| Orofino | CLEARWATER CLEANERS | Air | — | No Violation Identified |
| Orofino | DEANOS CONVENIENCE STORE 7 | — | — | No Violation Identified |
| Orofino | DEBCO CONSTRUCTION 00561 | Air | — | No Violation Identified |
| Orofino | DWORSHAK NATIONAL FISH HATCHERY | Water, Hazardous waste, Drinking water | — | No Violation Identified |
| Orofino | ELK RIVER CITY WATER | Drinking water | — | Violation Identified |
| Orofino | LAKEVIEW WATER DISTRICT | Drinking water | — | Violation Identified |
| Orofino | LIME MOUNTAIN QUARRY | Water | — | No Violation Identified |
| Orofino | OROFINO CITY WATER INTAKE | Drinking water | — | Violation Identified |
| Orofino | OROFINO WWTP | Water | — | No Violation Identified |
| Orofino | OROFINO, CITY OF - OROFINO WTP | Water | — | — |
| Orofino | RIVERSIDE INDEPENDENT WATER DISTRICT INTAKE | Drinking water | — | No Violation Identified |
| Orofino | RIVERSIDE WATER AND SEWER DISTRICT - WTP | Water | — | Violation Identified |
| Orofino | RIVERSIDE WATER AND SEWER DISTRICT WWTP | Water | 1 | Violation Identified |
| Orofino | TRI-PRO FOREST PRODUCTS | Air | — | No Violation Identified |
| Orofino | TRIPCO INC | Air | — | No Violation Identified |
| Osburn | AMERICAN ANALYTICAL SERVICES INC | Hazardous waste | — | No Violation Identified |
| Osburn | MCGILLIVRAY ENVIRONMENTAL | Hazardous waste | — | No Violation Identified |
| Osburn | OSBURN TAILINGS IMPOUNDMENT | Water | — | No Violation Identified |
| Osburn | ZANETTI BROTHERS, OSBURN | Air | — | No Violation Identified |
| Paris | BLOOMINGTON CITY WATER SYSTEM | Drinking water | — | No Violation Identified |
| Paris | PARIS CITY SPRINGS | Drinking water | — | Violation Identified |
| Paris | PARIS HYDROELECTRIC PROJECT - DECOMMISSIONING | Hazardous waste | — | No Violation Identified |
| Parma | AGRI-LINES IRRIGATION INC | Air | — | No Violation Identified |
| Parma | BASF-NUNHEMS-TREATMENT PLANT | Drinking water | — | No Violation Identified |
| Parma | BRIGHTMARK T&T RNG LLC | Air | — | No Violation Identified |
| Parma | COOPER CROSSING | Water | — | No Violation Identified |
| Parma | FLOC DISPOSAL | Water | — | No Violation Identified |
| Parma | FORT BOISE WILDLIFE MANAGEMENT AREA | Water | — | No Violation Identified |
| Parma | GOLDEN WEST PRODUCE PACKING PLANT | Water | — | — |
| Parma | ID UI PARMA | Hazardous waste | — | No Violation Identified |
| Parma | NUNHEMS USA | Air, Hazardous waste | — | No Violation Identified |
| Parma | NUTRIEN AG SOLUTIONS, INC. | Water | — | — |
| Parma | PARMA CITY WATER | Drinking water | — | No Violation Identified |
| Parma | PARMA COMPANY | Hazardous waste | — | No Violation Identified |
| Parma | PARMA WWTP | Water | 1 | Significant Violation |
| Parma | PINTAIL POND | Water | — | No Violation Identified |
| Parma | QUAIL RIDGE | Water | — | No Violation Identified |
| Parma | RIVERSIDE INC | Water, Hazardous waste | 2 | No Violation Identified |
| Parma | ROSWELL WATER USERS COOP COMPANY | Drinking water | — | Violation Identified |
| Paul | AMALGAMATED SUGAR COMPANY MINI-CASSIA FACILITY: SOUTHEAST LAGOON | Water | — | No Violation Identified |
| Paul | BARCLAY TRUCK REBUILDERS | Air | — | No Violation Identified |
| Paul | BRIAN BOGUE DIESEL REPAIR | — | 1 | — |
| Paul | KLOEPFER INC | Air | — | No Violation Identified |
| Paul | OASIS STOP 'N GO 15 | Air | — | No Violation Identified |
| Paul | PAUL CITY WATER | Drinking water | — | No Violation Identified |
| Paul | SPRINKLER SHOP | Air, Hazardous waste | — | No Violation Identified |
| Paul | THE AMALGAMATED SUGAR COMPANY MINI-CASSIA | Air, Water, Hazardous waste, Drinking water | — | Significant Violation |
| Peck | ALLEN JONES | Air | — | No Violation Identified |
| Peck | BIG CANYON ENVIRONMENTAL BRASS SHOP | Hazardous waste | — | No Violation Identified |
| Pegram | NORTHWEST PIPELINE PEGRAM COMPRESSOR STATION | Air, Hazardous waste | — | No Violation Identified |
| Picabo | HANGAR HIDEOUT | Water | — | No Violation Identified |
| Pierce | ATKINSON LAND FARM | Water | — | No Violation Identified |
| Pierce | PIERCE CITY WATER | Drinking water | — | Violation Identified |
| Pierce | PIERCE WWTP | Water | 1 | Violation Identified |
| Pierce | PIERCE, CITY OF - PIERCE DRINKING WTP | Water | — | No Violation Identified |
| Pierce | PIERCE, CITY OF - PIERCE WWTP | Water | — | No Violation Identified |
| Pierce | US DA FS CANYON WORK CENTER | Hazardous waste | — | No Violation Identified |
| Pierce | US DA FS CLEARWATER NF PIERCE WRK CTR | Hazardous waste | — | No Violation Identified |
| Pine | ELK VALLEY SUBDIVISION WWTP | Water | — | No Violation Identified |
| Pinehurst | CODY KARST - SHOSHONE COUNTY PARCEL RP0321300005C0A | Water | 1 | — |
| Pinehurst | PINEHURST WATER DISTRICT WELLS | Drinking water | — | No Violation Identified |
| Pingree | COMMUNITY MARKET | Drinking water | — | No Violation Identified |
| Pingree | DC CONSTRUCTION AND RECYCLING LLC | Hazardous waste | — | No Violation Identified |
| Pingree | WADA FARMS POTATOES | Drinking water | — | Violation Identified |
| Plummer | BENEWAH AUTO CENTER | Hazardous waste | — | No Violation Identified |
| Plummer | HEYBURN STATE PARK CHATCOLET CAMPGROUND | Drinking water | — | No Violation Identified |
| Plummer | L & S CONCRETE AND REDI MIX LLC | Water | — | Significant Violation |
| Plummer | L&S CONCRETE AND REDI MIX | Air | — | No Violation Identified |
| Plummer | MAHONEY'S PETROLEUM | Air | — | No Violation Identified |
| Plummer | PLUMMER CITY WATER | Drinking water | — | Violation Identified |
| Plummer | PLUMMER FOREST PRODUCTS | Air, Water | — | No Violation Identified |
| Plummer | PLUMMER WWTP | Water | 2 | Significant Violation |
| Plummer | STIMSON LUMBER COMPANY PLUMMER MILL | Hazardous waste | — | No Violation Identified |
| Pollock | 20450; US-95, HAT CREEK BRIDGE | Water | — | Violation Identified |
| Pollock | US-95, HAT CREEK BRIDGE | Water | — | Violation Identified |
| Ponderay | ANDERSON'S AUTOBODY | Air | — | No Violation Identified |
| Ponderay | ANDERSONS AUTOBODY INC | Hazardous waste | — | No Violation Identified |
| Ponderay | CYGNUS INC | Air, Water, Hazardous waste | — | Violation Identified |
| Ponderay | DIEDRICH ROASTERS | Air | — | No Violation Identified |
| Ponderay | FEDERAL EXPRESS - ZSDP | Water, Hazardous waste | — | No Violation Identified |
| Ponderay | HOME DEPOT STORE #1810 | Hazardous waste | — | No Violation Identified |
| Ponderay | LAKE PRE MIX | Air | — | No Violation Identified |
| Ponderay | PONDERAY BLACK ROCK | Water | — | No Violation Identified |
| Ponderay | WALMART SUPERCENTER #2485 | Hazardous waste | — | No Violation Identified |
| Ponderay | WASTE MANAGEMENT OF IDAHO - SANDPOINT | Water, Hazardous waste | — | No Violation Identified |
| Porthill | CONSOLIDATED FARMS 021-00010 | Air | — | No Violation Identified |
| Post Fall | SYSCO SPOKANE | Water | — | No Violation Identified |
| Potlatch | LATAH COUNTY GRAIN GROWERS KENNEDY FORD | Air | — | No Violation Identified |
| Potlatch | POTLATCH CITY WATER | Drinking water | — | No Violation Identified |
| Potlatch | POTLATCH WWTP | Water | — | Significant Violation |
| Potlatch | WILBUR-ELLIS COMPANY POTLATCH | Hazardous waste | — | No Violation Identified |
| Powell | ID TRANS DEPT POWELL MAINTENANCE YARD | Hazardous waste | — | No Violation Identified |
| Priest River | PRIEST RIVER CAMPGROUND - CONTRACTOR | Water | — | — |
| Priest River | PRIEST RIVER CITY WATER INTAKE | Drinking water | — | No Violation Identified |
| Priest River | PRIEST RIVER STP | Water | — | Significant Violation |
| Priest River | RECYCLING EQUIPMENT MANUFACTURING, INC | Air | — | No Violation Identified |
| Priest River | STIMSON LUMBER CO - PRIEST RIVER FACILITY | Water | — | No Violation Identified |
| Priest River | STIMSON LUMBER PRIEST RIVER OPERATIONS | Air, Hazardous waste | — | No Violation Identified |
| Priest River | USDA USFS R01 PRIEST LAKE RANGER STATION | Drinking water | — | No Violation Identified |
| Princeton | BENNETT LUMBER PRODUCTS | Air, Water, Drinking water | — | No Violation Identified |
| Princeton | PRINCETON-HAMPTON WWTP | Water | 1 | Violation Identified |
| Reubens | DALE LUNDERS | Air, Hazardous waste | — | No Violation Identified |
| Reubens | MCGREGOR CO STAR MILL | Hazardous waste | — | No Violation Identified |
| Reubens | REUBENS CITY WATER | Drinking water | — | Violation Identified |
| Rexb Urg | MAVERIK STORE #169 (6-330060) | Air | — | No Violation Identified |
| Richfield | GLANBIA FOODS RICHFIELD | Air, Water | — | No Violation Identified |
| Richfield | RICHFIELD CITY WATER | Drinking water | — | Violation Identified |
| Richfield | RICHFIELD WWTP | Water | — | Significant Violation |
| Riggins | RAPID RIVER STATE FISH HATCHERY | Water, Drinking water | — | No Violation Identified |
| Riggins | RIGGINS CITY WELLS | Drinking water | — | No Violation Identified |
| Riggins | RIGGINS WWTP | Water | — | Violation Identified |
| Ririe | B & J GRAIN | Air | — | No Violation Identified |
| Ririe | RIRIE CITY WATER | Drinking water | — | No Violation Identified |
| Ririe | RIRIE SEWAGE LAGOONS | Water | — | No Violation Identified |
| Ririe | SUNSET VIEW ESTATES | Water | — | No Violation Identified |
| Ririe | US 26 ANTELOPE FLATS PASSING LANE | Water | — | No Violation Identified |
| Roberts | CARGILL KETTLE BUTTE BIOFACTORY | Air | — | No Violation Identified |
| Roberts | CITY OF ROBERTS | Water | — | No Violation Identified |
| Roberts | ROBERTS CITY WATER | Drinking water | — | Significant Violation |
| Roberts | ROBERTS ELEVATOR | Air | — | No Violation Identified |
| Roberts | ROBERTS WWTP | Water | — | Violation Identified |
| Roberts | ROBERTS, ID 226 | Air, Hazardous waste | — | No Violation Identified |
| Roberts | SIMPLOT GROWER SOLUTIONS ROBERTS | Hazardous waste | — | No Violation Identified |
| Rockford | MODERN MILLS | Air | — | No Violation Identified |
| Rockland | ROCKLAND CITY WATER | Drinking water | — | No Violation Identified |
| Rockland | ROCKLAND WWTP | Water | — | Violation Identified |
| Rogerson | ROGERSON WATER DISTRICT | Drinking water | — | No Violation Identified |
| Rose Lake | I 90 WOLF LODGE TO CEDARS | Water | — | No Violation Identified |
| Sagle | CAMP BAY DEVELOPMENT | Water | 1 | Violation Identified |
| Sagle | COMEBACK BAY WATER ASSOCIATION | Drinking water | — | No Violation Identified |
| Sagle | ENCODER PRODUCTS CO | Hazardous waste | — | No Violation Identified |
| Sagle | GBWSD IMPROVEMENTS | Water | — | Violation Identified |
| Sagle | MOUNTAIN SPRINGS WATER CORPORATION | Drinking water | — | No Violation Identified |
| Sagle | PANHANDLE BIKE RANCH | Water | — | No Violation Identified |
| Sagle | SAGLE VALLEY WATER DISTRICT WELLS | Drinking water | — | No Violation Identified |
| Sagle | SOUTHSIDE WATER AND SEWER DISTRICT | Drinking water | — | No Violation Identified |
| Sagle | TAMARACK ESTATES WATER ASSOCIATION | Drinking water | — | Violation Identified |
| Saint Anthony | GARY'S AUTO BODY INC | Air | — | No Violation Identified |
| Saint Anthony | IDJC JUVENILE CORRECTIONS CENTER | Drinking water | — | Violation Identified |
| Saint Anthony | MAVERIK #534 | Hazardous waste | — | No Violation Identified |
| Saint Anthony | O'REILLY AUTO PARTS | Water | — | No Violation Identified |
| Saint Anthony | PARKER CITY WATER | Drinking water | — | Violation Identified |
| Saint Anthony | ST ANTHONY SEWAGE LAGOON | Water | — | Violation Identified |
| Saint Anthony | ST. ANTHONY MOTORS | Water | — | No Violation Identified |
| Saint Anthony | SUNROC CORP DBA DEPATCO INC 00540 | Air | — | No Violation Identified |
| Saint Anthony | TROST FEED & SEED CO | Air | — | No Violation Identified |
| Saint Charles | BEAR LAKE NORTH BEACH REDESIGN | Water | — | No Violation Identified |
| Saint Charles | SEVEN MILE RANCH BEAR LAKE | Water | — | No Violation Identified |
| Saint Charles | ST CHARLES CITY WATER | Drinking water | — | Violation Identified |
| Saint Charles | ST CHARLES LIFT STATION | Water | — | No Violation Identified |
| Saint Maries | CASSANDRA HILLS OWNERS ASSOCIATION WELLS | Drinking water | — | No Violation Identified |
| Saint Maries | CITY SERVICE VALCON | Air | — | No Violation Identified |
| Saint Maries | COTTONWOOD POINT WATER ASSOCIATION | Drinking water | — | No Violation Identified |
| Saint Maries | EMIDA CITY WELL | Drinking water | — | Violation Identified |
| Saint Maries | EMIDA WASTE WATER FACILITY | Water | 1 | Significant Violation |
| Saint Maries | EVERGREEN WATER COMPANY | Drinking water | — | No Violation Identified |
| Saint Maries | HILLTOP CEDAR | Air | — | No Violation Identified |
| Saint Maries | KENS CUSTOM BODY AND PAINT | Air | — | No Violation Identified |
| Saint Maries | NORTH IDAHO METAL WORKS | Air | — | No Violation Identified |
| Saint Maries | SOLDIER CREEK BRIDGE | Water | — | No Violation Identified |
| Saint Maries | ST MARIES WWTP | Water | 2 | Significant Violation |
| Saint Maries | ST. MARIES RV RESORT | Water | — | No Violation Identified |
| Saint Maries | STIMSON LUMBER COMPANY ST MARIES MILL | Air, Water | — | No Violation Identified |
| Saint Maries | YOUND LIVING LAVENDAR FARMS | Air, Water, Hazardous waste | — | No Violation Identified |
| Santa | SANTA WATER AND SEWER DISTRICT MAIN WELL | Drinking water | — | No Violation Identified |
| Shelley | BASIC AMERICAN FOODS SHELLEY | Air, Water, Hazardous waste, Drinking water | — | Violation Identified |
| Shelley | BATEMAN BROS CONSTRUCTION 00213 | Air | — | No Violation Identified |
| Shelley | OXBOW WWTP | Water | — | No Violation Identified |
| Shelley | SHELLEY CITY WATER | Drinking water | — | No Violation Identified |
| Shelley | SHELLY ID STAKE VINYARD | Water | — | No Violation Identified |
| Shelley | SIMPLOT GROWER SOLUTIONS SHELLEY | Hazardous waste | — | No Violation Identified |
| Shoshone | ID TRANS DEPT SHOSHONE | Hazardous waste | — | No Violation Identified |
| Shoshone | ITD JUNIPER REST AREA-EASTBOUND TREATMENT PLANT | Drinking water | — | No Violation Identified |
| Shoshone | ROCKY MOUNTAIN HARDWARE SHOSHONE | Hazardous waste | — | No Violation Identified |
| Shoshone | SHOSHONE FIELD OFFICE REPLACEMENT | Water | — | No Violation Identified |
| Shoshone | SHOSHONE WWTP | Water | — | Violation Identified |
| Shoshone | US DOI BLM SHOSHONE FIELD OFC [WAREYARD] | Hazardous waste | — | No Violation Identified |
| Shoup | BEARTRACK MINE | Air, Water, Hazardous waste | — | Violation Identified |
| Shoup | IDAHO COBALT OPERATION | Hazardous waste | — | No Violation Identified |
| Shoup | PANTHERC LLC | — | 2 | — |
| Smelterville | DAVE SMITH BODY SHOP | Air | — | No Violation Identified |
| Smelterville | ENYEART CEDAR PRODUCTS LLC | Air | — | No Violation Identified |
| Smelterville | HECLA RECLAMATION STOCKPILE LOCATION | Water | — | No Violation Identified |
| Smelterville | PAGE WWTP | Water | 1 | Violation Identified |
| Smelterville | PAGE WWTP TERTIARY TREATMENT PROJECT | Water | — | No Violation Identified |
| Smelterville | SMELTERVILLE WWTP | Water | — | Violation Identified |
| Smelterville | WALMART SUPERCENTER #4249 | Hazardous waste | — | No Violation Identified |
| Southwick | G F BROCKE & SONS | Air | — | No Violation Identified |
| Spalding | NPS NEZ PERCE NATIONAL HISTORICAL PARK-22B S W WELL TREATMENT | Drinking water | 1 | No Violation Identified |
| Spalding | US DOI NPS NEZ PERCE NATIONAL HIST PARK | Hazardous waste | — | No Violation Identified |
| Spencer | CENTENNIAL MINE | Water | — | Violation Identified |
| Spirit Lake | PINE HAVEN WATER ASSOCIATION | Drinking water | — | Inactive |
| Spirit Lake | ROCKY BEACH WATER DISTRICT | Drinking water | — | Violation Identified |
| Spirit Lake | SPIRIT BEND WATER ASSOCIATION | Drinking water | — | Violation Identified |
| Spirit Lake | SPIRIT LAKE CITY WATER | Drinking water | — | No Violation Identified |
| Spirit Lake | SPIRIT LAKE EAST WATER COMPANY | Drinking water | — | No Violation Identified |
| Spirit Lake | SPIRIT LAKE RD | Water | — | No Violation Identified |
| Springfield | IDAHO DEPARTMENT OF FISH AND GAME - SPRINGFIELD HATCHERY | Water | — | No Violation Identified |
| Springfield | SH-39, STERLING RD TO RRX | Water | — | No Violation Identified |
| Springfield | SPRINGFIELD CITY WELL | Drinking water | — | No Violation Identified |
| St Anthony | ST ANTHONY MOTORS | Hazardous waste | — | No Violation Identified |
| St Anthony | SUNROC CORP DBA DEPATCO INC 00430 | Air | — | No Violation Identified |
| St Maries | POTLATCH LAND AND LUMBER LLC | Hazardous waste | — | No Violation Identified |
| St Maries | POTLATCHDELTIC LAND AND LUMBER LLC - ST. MARIES LUMBER DRYING DIVISION | Air, Water | 2 | No Violation Identified |
| St Maries | ST JOE RIVER BANK STABILIZATION PROJECT | Water | — | No Violation Identified |
| St. Anthony | ST. ANTHONY SIMPLOT GROWER SOLUTIONS | Hazardous waste | — | No Violation Identified |
| St. Maries | 13873 RAILROAD AVE, ST. MARIES | Water | — | — |
| St. Maries | FOREVER GREEN TREE FARM | Hazardous waste | — | No Violation Identified |
| St. Maries | JACK BUELL AIRPORT | Water | — | No Violation Identified |
| St. Maries | NORTH IDAHO METAL WORKS INC | Hazardous waste | — | No Violation Identified |
| Stanley | HECLA MINING COMPANY GROUSE CREEK UNIT | Water, Hazardous waste, Drinking water | — | Violation Identified |
| Stanley | SAWTOOTH STATE FISH HATCHERY | Water, Hazardous waste, Drinking water | — | Violation Identified |
| Stibnite | STIBNITE GOLD PROJECT | Water | — | No Violation Identified |
| Stibnite | STIBNITE GOLD PROJECT - BLR | Water | — | No Violation Identified |
| Stites | STITES CITY WATER | Drinking water | — | 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.