| KAMIAH VALLEY COMPANY LLC | | 250 | 0.0920 mg/L |
| SUNSET HEIGHTS WATER DISTRICT | | 65 | 0.0564 mg/L |
| BEE LINE WATER ASSN INC | | 533 | 0.0552 mg/L |
| LINDA VISTA MOBILE HOME PARK | | 125 | 0.0430 mg/L |
| HOO DOO HARVARD WATER AND SEWER DIST | | 82 | 0.0428 mg/L |
| KAMIAH | LAPWAI | 200 | 0.0318 mg/L |
| NEW HOPE SUBD | | 100 | 0.0301 mg/L |
| CONE DELFRED SUBD | | 40 | 0.0297 mg/L |
| VALLEY GREEN | | 135 | 0.0295 mg/L |
| KIDD ISLAND BAY WATER USERS | | 153 | 0.0284 mg/L |
| KAMIAH CITY OF | | 1,495 | 0.0281 mg/L |
| SPRING CREEK TERRACES | | 70 | 0.0280 mg/L |
| CARIBOU ACRES | | 150 | 0.0270 mg/L |
| Y MOBILE HOME PARK | | 52 | 0.0263 mg/L |
| CASTLE MOUNTAIN CREEKS OWNERS ASSN | | 250 | 0.0250 mg/L |
| MCCALL CITY OF | | 4,423 | 0.0238 mg/L |
| MORELAND COUNTRY COURT | | 60 | 0.0234 mg/L |
| KOOTENAI COUNTY WATER DIST 1 | | 843 | 0.0234 mg/L |
| LAPWAI CITY OF | | 325 | 0.0233 mg/L |
| JULIAETTA CITY OF | | 624 | 0.0230 mg/L |
| CASCADE CITY OF | | 1,000 | 0.0228 mg/L |
| MEADOW LARK COURT LLC | | 45 | 0.0227 mg/L |
| COLBURN WATER ASSN | | 290 | 0.0222 mg/L |
| CAREY WATER AND SEWER | | 993 | 0.0222 mg/L |
| H AND L PARK | | 43 | 0.0221 mg/L |
| WEIR GULCH WATER ASSN | | 80 | 0.0220 mg/L |
| NEWDALE CITY OF | | 340 | 0.0217 mg/L |
| HOLIDAY HIGHWAY SUBD | | 45 | 0.0209 mg/L |
| OAKLEY VALLEY WATER CORPORATION | | 500 | 0.0207 mg/L |
| EAST HOPE WATER DEPT | | 445 | 0.0200 mg/L |
| KRIZVIEW PARK | | 120 | 0.0198 mg/L |
| CALDWELL HOUSING AUTHORITY | | 1,100 | 0.0196 mg/L |
| BLACKHAWK ESTATES/IRON RIM | | 270 | 0.0186 mg/L |
| CULDESAC CITY OF | | 382 | 0.0186 mg/L |
| MOUNTAIN SHADOWS HOA INC. | | 89 | 0.0184 mg/L |
| TETON SPRINGS WATER AND SEWER COMPANY | | 924 | 0.0179 mg/L |
| WORLEY CITY OF | | 591 | 0.0178 mg/L |
| CEDAR SPRINGS COMMUNITY WATER | | 130 | 0.0176 mg/L |
| BAILEY CREEK PROPERTY OWNERS ASSN | | 250 | 0.0170 mg/L |
| WILDERNESS RANCH OWNERS ASSOCIATION INC | | 525 | 0.0169 mg/L |
| CATALDO WATER DIST | | 680 | 0.0167 mg/L |
| FIR GROVE ESTATES | | 270 | 0.0165 mg/L |
| GANNETT HOMEOWNERS ASSN | | 60 | 0.0162 mg/L |
| SUNNYSIDE PARK | | 40 | 0.0160 mg/L |
| NORTHSIDE WATER USERS ASSN | | 413 | 0.0155 mg/L |
| HUCKLEBERRY BAY WATER SYSTEM | | 362 | 0.0154 mg/L |
| CENTRAL SHOSHONE COUNTY WATER DIST | | 6,098 | 0.0150 mg/L |
| MIDVALE WATER SYSTEM | | 144 | 0.0149 mg/L |
| SMITH ROAD WATER USERS ASSN | | 58 | 0.0148 mg/L |
| ST MARIES CITY OF | | 4,173 | 0.0147 mg/L |
| DOWNEY CITY OF | | 625 | 0.0145 mg/L |
| PICABO WATER SYSTEM | | 50 | 0.0145 mg/L |
| COUGAR BAY WATER ASSOCIATION | | 230 | 0.0144 mg/L |
| CONKLING PARK WATER ASSN | | 309 | 0.0143 mg/L |
| SPRINGFIELD CITY OF | | 35 | 0.0142 mg/L |
| CHERRY RIDGE REHAB | | 50 | 0.0142 mg/L |
| SUNNYRIDGE I SUBD | | 35 | 0.0139 mg/L |
| RAPID RIVER WATER & SEWER DIST | | 120 | 0.0137 mg/L |
| STAR SEWER AND WATER DIST WATER SYSTEM | | 14,000 | 0.0134 mg/L |
| ARIMO CITY OF | | 368 | 0.0133 mg/L |
| GREENFIELD WATER AND SEWER | | 240 | 0.0132 mg/L |
| LEISURE ACRES TRAILER COURT | | 180 | 0.0130 mg/L |
| DEARY CITY OF | | 529 | 0.0130 mg/L |
| ELK CITY WATER AND SEWER ASSN | | 320 | 0.0130 mg/L |
| MEANDER POINT SUBD | | 140 | 0.0130 mg/L |
| WATERFORD ESTATES | | 108 | 0.0130 mg/L |
| R AND V MOBILE HOME PARK | | 27 | 0.0128 mg/L |
| WOODLAND SHORES WATER AND SEWER ASSN | | 210 | 0.0127 mg/L |
| MALAD AND HILTON WATER COMPANY INC. | | 70 | 0.0126 mg/L |
| AMERICAN FALLS CITY OF | | 4,863 | 0.0125 mg/L |
| WAYSIDE ESTATES | | 50 | 0.0125 mg/L |
| SKYVIEW MOBILE HOME PARK | GOSHEN | 84 | 0.0124 mg/L |
| GOOSE CREEK RENTALS | | 26 | 0.0124 mg/L |
| OROFINO CITY OF | | 2,459 | 0.0124 mg/L |
| PARKER CITY OF | | 322 | 0.0123 mg/L |
| SHOTGUN CHEROKEE SUBD 5 | | 245 | 0.0122 mg/L |
| ATLANTA WATER ASSN | | 91 | 0.0121 mg/L |
| GOLDEN EAGLE RANCH | | 120 | 0.0120 mg/L |
| BUTTE CITY OF | | 59 | 0.0120 mg/L |
| JACKALOPE ASSN | | 28 | 0.0120 mg/L |
| UNIVERSITY OF IDAHO | | 8,589 | 0.0118 mg/L |
| ST ANTHONY | | 3,606 | 0.0118 mg/L |
| MID VALLEY WATER COMPANY LLC | | 450 | 0.0117 mg/L |
| SUNLIGHT TERRACE | | 234 | 0.0117 mg/L |
| SUN VALLEY WATER AND SEWER DIST | | 3,400 | 0.0116 mg/L |
| BEAR LAKE WEST POA | | 300 | 0.0115 mg/L |
| IDJC JUVENILE CORRECTIONS CENTER | | 280 | 0.0115 mg/L |
| STANLEY POND INC | | 72 | 0.0113 mg/L |
| HAMMETT HAVEN APARTMENTS | | 64 | 0.0112 mg/L |
| MAVERICK SUBD LASHER CONSTRUCTION | | 90 | 0.0112 mg/L |
| LAKE FOREST HOMES ASSN INC | | 98 | 0.0112 mg/L |
| ELK BEND UNIT 1 | | 200 | 0.0111 mg/L |
| HOPE WATER SYSTEM | | 180 | 0.0111 mg/L |
| MOSCOW WATER DEPT | | 26,000 | 0.0110 mg/L |
| PIERCE CITY OF | | 467 | 0.0110 mg/L |
| CHERRY CREEK | | 138 | 0.0110 mg/L |
| DAY STAR | | 250 | 0.0108 mg/L |
| BANCROFT CITY OF | | 350 | 0.0107 mg/L |
| WEST BONNER WATER DIST 1 | | 545 | 0.0106 mg/L |
| RIVERVIEW ACRES WATER ASSN 1 | | 33 | 0.0104 mg/L |