| RIO RANCHO WATER & WW SERVICES | 107,350 | 457 | Detected |
| BERNALILLO WATER SYSTEM | 10,948 | 123 | Detected |
| CUBA WATER SYSTEM | 1,789 | 511 | — |
| JEMEZ SPRINGS DWUA | 1,385 | 436 | — |
| REGINA MDWCA | 705 | 309 | — |
| PENA BLANCA WATER & SANITATION DISTRICT | 700 | 187 | — |
| NORTH RANCHOS DE PLACITAS W&SD | 659 | 287 | Detected |
| LA MESA WATER COOP | 650 | 275 | — |
| LAS ACEQUIAS DE PLACITAS | 596 | 92 | — |
| PONDEROSA MDWCA | 567 | 182 | — |
| CORRALES ELEMENTARY SCHOOL | 565 | 258 | — |
| LA JARA WATER USERS ASSOCIATION | 458 | 375 | — |
| ALGODONES WUA | 411 | 440 | — |
| ANASAZI TRAILS WATER CO-OP | 400 | 139 | — |
| RANCHOS DE PLACITAS SANITATION DISTRICT | 374 | 238 | — |
| PLACITAS TRAILS WATER COOP | 355 | 229 | — |
| FRONTIER MART INC | 350 | 37 | — |
| JEMEZ VALLEY PUBLIC SCHOOLS | 350 | 862 | — |
| SAN LUIS CABEZON MDWCA | 320 | 548 | — |
| CANON MDWCA | 320 | 234 | — |
| SIERRA LOS PINOS HOA | 300 | 96 | — |
| HANNAH AND NATE'S MARKET CAFE | 300 | 25 | — |
| HOMESTEAD VILLAGE | 290 | 346 | — |
| COCHITI ELEMENTARY SCHOOL | 260 | 216 | — |
| JEMEZ FALLS CAMPGROUND USFS SNF | 260 | 29 | — |
| LA CUEVA BUSINESS OWNERS ASSOCIATION | 250 | 94 | — |
| COTTONWOOD MONTESSORI | 240 | 183 | — |
| RANCHO DEL CHAPARRAL GIRL SCOUT CAMP | 240 | 154 | — |
| OVERLOOK WATER CO-OP INC | 209 | 461 | — |
| CORRALES MULTI-PURPOSE RECREATIONAL CNT | 205 | 48 | — |
| VILLAGE PIZZA | 190 | 34 | — |
| DESERT SKY MOUNTAIN WATER COOPERATIVE | 187 | 222 | — |
| LAS PLACITAS PRESBYTERIAN CHURCH | 180 | 40 | — |
| PUEBLO LOS CERROS | 180 | 90 | — |
| SANDIA VIEW CHRISTIAN SCHOOL | 175 | 54 | — |
| SAN YSIDRO WATER SUPPLY SYSTEM | 166 | 429 | — |
| SILE MDWCA | 154 | 318 | — |
| FENTON LAKE STATE PARK | 150 | 48 | — |
| HUMMINGBIRD MUSIC CAMP | 150 | 413 | — |
| SAN ANTONIO CAMPGROUND USFS SANTA FE | 150 | 47 | — |
| CEDAR CREEK WATER COOPERATIVE INC | 141 | 277 | — |
| VISTA DE ORO DE PLACITAS WATER USERS COO | 138 | 52 | — |
| CAMP SHAVER YMCA | 125 | 152 | — |
| PLACITAS ELEMENTARY SCHOOL | 121 | 326 | — |
| TETILLA PEAK RECREATION AREA | 108 | 51 | — |
| PLACITAS WEST WATER CO-OP | 106 | 347 | — |
| COCHITI LAKE RECREATION AREA | 105 | 62 | — |
| VILLAGE PLAZA | 100 | 14 | — |
| AMERICAN GYPSUM COMPANY (BERNALILLO PLAN | 100 | 62 | — |
| SANDIA BAR | 100 | 96 | — |