Texas — all systems
Texas water systems A–Z
Page 7 of 14 · Halfway Wsc → Houston Zap-lok Coating. Every public water system we track in Texas, alphabetically. Each links to the system's measured contaminant levels against federal limits.
- Halfway Wsc (2025)
- Halliburton Energy Services Odessa (2024)
- Hamby Wsc (2023)
- Hamilton Estates Water System (2025)
- Hammond Mound Water System (2023)
- Hanby Acres (2025)
- Happy Hill Farm Academy (2023)
- Happy Municipal Water System (2025)
- Happy Oaks (2023)
- Harbor Grove Wsc (2025)
- Harbor Point (2023)
- Harborside (2023)
- Hardin County Wcid 1 (2025)
- Hardin Wsc (2025)
- Hardy West (2025)
- Harleton Wsc (2025)
- Harlingen Water Works System (2024)
- Harmony Isd (2022)
- Harmony Water System (2024)
- Harper Road Estates (2024)
- Harris County Facility & Property Mgmt (2023)
- Harris County Fwsd 1a (2023)
- Harris County Fwsd 1b (2023)
- Harris County Fwsd 27 (2023)
- Harris County Fwsd 45 (2025)
- Harris County Fwsd 47 (2023)
- Harris County Fwsd 51 (2023)
- Harris County Fwsd 58 (2024)
- Harris County Fwsd 6 (2024)
- Harris County Fwsd 61 (2025)
- Harris County Improvement District 14 (2025)
- Harris County Improvement District 18 (2023)
- Harris County Leadership Academy (2023)
- Harris County Mud 1 (2024)
- Harris County Mud 102 (2025)
- Harris County Mud 104 (2025)
- Harris County Mud 105 (2024)
- Harris County Mud 106 (2025)
- Harris County Mud 109 (2025)
- Harris County Mud 11 (2023)
- Harris County Mud 118 (2025)
- Harris County Mud 119 (2025)
- Harris County Mud 120 (2025)
- Harris County Mud 122 (2024)
- Harris County Mud 127 (2024)
- Harris County Mud 130 (2023)
- Harris County Mud 132 (2023)
- Harris County Mud 136 (2025)
- Harris County Mud 144 (2025)
- Harris County Mud 147 (2025)
- Harris County Mud 148 Kingslake (2023)
- Harris County Mud 149 (2025)
- Harris County Mud 150 (2025)
- Harris County Mud 151 (2025)
- Harris County Mud 152 (2023)
- Harris County Mud 153 (2023)
- Harris County Mud 154 (2024)
- Harris County Mud 155 (2024)
- Harris County Mud 156 (2025)
- Harris County Mud 157 (2025)
- Harris County Mud 158 (2023)
- Harris County Mud 16 (2024)
- Harris County Mud 162 (2024)
- Harris County Mud 163 (2025)
- Harris County Mud 165 (2025)
- Harris County Mud 166 (2023)
- Harris County Mud 167 (2024)
- Harris County Mud 168 (2023)
- Harris County Mud 170 (2024)
- Harris County Mud 172 (2024)
- Harris County Mud 173 (2025)
- Harris County Mud 179 (2025)
- Harris County Mud 18 Heatherwood Hunters (2023)
- Harris County Mud 180 (2024)
- Harris County Mud 182 (2023)
- Harris County Mud 183 (2025)
- Harris County Mud 185 (2024)
- Harris County Mud 186 (2024)
- Harris County Mud 188 (2023)
- Harris County Mud 189 (2025)
- Harris County Mud 191 (2024)
- Harris County Mud 196 (2025)
- Harris County Mud 200 Cranbrook (2024)
- Harris County Mud 202 (2023)
- Harris County Mud 205 (2025)
- Harris County Mud 208 (2025)
- Harris County Mud 211 (2024)
- Harris County Mud 213-a (2024)
- Harris County Mud 215 (2024)
- Harris County Mud 216 (2024)
- Harris County Mud 217 (2025)
- Harris County Mud 220 (2024)
- Harris County Mud 221 (2025)
- Harris County Mud 222 (2024)
- Harris County Mud 23 (2025)
- Harris County Mud 230 (2024)
- Harris County Mud 231 (2025)
- Harris County Mud 233 (2024)
- Harris County Mud 238 (2023)
- Harris County Mud 239 (2025)
- Harris County Mud 24 (2024)
- Harris County Mud 248 (2025)
- Harris County Mud 249 (2025)
- Harris County Mud 25 Brook Hollow West S (2025)
- Harris County Mud 250 (2024)
- Harris County Mud 255 (2023)
- Harris County Mud 257 (2024)
- Harris County Mud 26 (2025)
- Harris County Mud 261 (2024)
- Harris County Mud 264 (2023)
- Harris County Mud 275 (2023)
- Harris County Mud 276 (2023)
- Harris County Mud 278 (2025)
- Harris County Mud 280 (2024)
- Harris County Mud 281 (2025)
- Harris County Mud 282 (2025)
- Harris County Mud 284 (2024)
- Harris County Mud 285 (2024)
- Harris County Mud 286 (2025)
- Harris County Mud 287 (2023)
- Harris County Mud 290 (2024)
- Harris County Mud 304 (2023)
- Harris County Mud 316 (2024)
- Harris County Mud 319 (2025)
- Harris County Mud 321 (2024)
- Harris County Mud 322 (2024)
- Harris County Mud 33 (2025)
- Harris County Mud 341 (2023)
- Harris County Mud 342 (2024)
- Harris County Mud 344 (2025)
- Harris County Mud 345 (2023)
- Harris County Mud 346 (2023)
- Harris County Mud 354 (2025)
- Harris County Mud 358 (2025)
- Harris County Mud 36 (2024)
- Harris County Mud 360 (2025)
- Harris County Mud 361 (2023)
- Harris County Mud 364 (2025)
- Harris County Mud 365 (2023)
- Harris County Mud 367 (2025)
- Harris County Mud 368 (2023)
- Harris County Mud 370 (2024)
- Harris County Mud 371 (2023)
- Harris County Mud 372 (2025)
- Harris County Mud 374 Cypress Creek Lake (2023)
- Harris County Mud 383 (2023)
- Harris County Mud 389 (2025)
- Harris County Mud 391 (2023)
- Harris County Mud 396 (2024)
- Harris County Mud 397 (2023)
- Harris County Mud 399 (2023)
- Harris County Mud 400 - East (2025)
- Harris County Mud 400 - West (2025)
- Harris County Mud 401 (2024)
- Harris County Mud 405 (2023)
- Harris County Mud 406 (2024)
- Harris County Mud 412 (2025)
- Harris County Mud 419 (2024)
- Harris County Mud 420 (2023)
- Harris County Mud 421 (2023)
- Harris County Mud 422 (2024)
- Harris County Mud 423 (2024)
- Harris County Mud 43 (2023)
- Harris County Mud 432 (2025)
- Harris County Mud 433 (2025)
- Harris County Mud 434 (2024)
- Harris County Mud 438 (2025)
- Harris County Mud 44 (2025)
- Harris County Mud 449 (2024)
- Harris County Mud 457 (2024)
- Harris County Mud 46 (2023)
- Harris County Mud 461 (2023)
- Harris County Mud 465 (2024)
- Harris County Mud 468 (2025)
- Harris County Mud 48 (2025)
- Harris County Mud 480 (2025)
- Harris County Mud 489 (2023)
- Harris County Mud 49 (2024)
- Harris County Mud 490 (2025)
- Harris County Mud 494 (2025)
- Harris County Mud 495 (2024)
- Harris County Mud 5 (2025)
- Harris County Mud 50 (2024)
- Harris County Mud 500 (2025)
- Harris County Mud 501 (2025)
- Harris County Mud 502 (2023)
- Harris County Mud 503 (2025)
- Harris County Mud 504 (2025)
- Harris County Mud 525 (2025)
- Harris County Mud 53 (2023)
- Harris County Mud 530 (2023)
- Harris County Mud 531 (2023)
- Harris County Mud 534 (2024)
- Harris County Mud 536 (2025)
- Harris County Mud 537 (2023)
- Harris County Mud 538 (2024)
- Harris County Mud 540 (2023)
- Harris County Mud 542 (2024)
- Harris County Mud 547 (2025)
- Harris County Mud 55 Heritage Park (2023)
- Harris County Mud 551 (2023)
- Harris County Mud 552 (2025)
- Harris County Mud 558 (2024)
- Harris County Mud 559 (2025)
- Harris County Mud 565 (2025)
- Harris County Mud 569 (2025)
- Harris County Mud 58 (2023)
- Harris County Mud 6 Carriage Lane (2023)
- Harris County Mud 61 (2025)
- Harris County Mud 62 (2025)
- Harris County Mud 63 (2023)
- Harris County Mud 64 (2024)
- Harris County Mud 65 (2024)
- Harris County Mud 69 (2025)
- Harris County Mud 70 (2025)
- Harris County Mud 71 (2025)
- Harris County Mud 8 (2023)
- Harris County Mud 81 (2025)
- Harris County Mud 82 (2024)
- Harris County Mud 86 (2025)
- Harris County Mud 96 (2023)
- Harris County Sheriffs Substation (2023)
- Harris County Ud 14 (2025)
- Harris County Ud 15 (2024)
- Harris County Ud 16 (2023)
- Harris County Utility District 6 (2025)
- Harris County Wcid 1 (2024)
- Harris County Wcid 109 (2024)
- Harris County Wcid 110 (2024)
- Harris County Wcid 113 Enchanted Village (2024)
- Harris County Wcid 114 (2025)
- Harris County Wcid 116 (2023)
- Harris County Wcid 119 (2024)
- Harris County Wcid 132 (2022)
- Harris County Wcid 133 (2025)
- Harris County Wcid 136 (2023)
- Harris County Wcid 156 (2025)
- Harris County Wcid 161 (2024)
- Harris County Wcid 21 (2023)
- Harris County Wcid 36 (2025)
- Harris County Wcid 50 El Lago (2025)
- Harris County Wcid 70 (2025)
- Harris County Wcid 74 (2025)
- Harris County Wcid 84 (2024)
- Harris County Wcid 89 (2023)
- Harris County Wcid 91 (2023)
- Harris County Wcid 92 (2025)
- Harris County Wcid 96 (2024)
- Harris County Wcid 99 (2024)
- Harris County Wcid Fondren Road (2025)
- Harris Fort Bend Counties Mud 1 (2025)
- Harris Fort Bend Counties Mud 5 (2025)
- Harris Montgomery Counties Mud 386 (2023)
- Harris Montgomery Counties Mud 386 May V (2025)
- Harris-fort Bend Counties Mud 3 (2025)
- Harris-waller Counties Mud 5 (2023)
- Harrisburg Wsc (2025)
- Harrold Wsc (2025)
- Hart Municipal Water System (2022)
- Hartley Wsc (2025)
- Harvest Acres Rv Park (2025)
- Harvest Family Church of the Assemblies (2024)
- Hastings Homeowners Water System (2025)
- Havenshire Water System (2024)
- Havenwood Nature School (2024)
- Hawk Ridge (2024)
- Hawley Wsc (2025)
- Hays Cisd Jack C Hays High School (2025)
- Hays County Wcid 1 (2025)
- Hays County Wcid 2 (2023)
- Hazy Hills Wsc (2025)
- Hazy Hollow East Estates (2023)
- He Butt Foundation Main Plant (2024)
- Headwaters at Barton Creek (2025)
- Heartland House (2024)
- Heathergate Estates (2025)
- Heatherloch Mud (2023)
- Heavens Mobile Home Park (2023)
- Hedley Municipal Water System (2024)
- Heights Water (2025)
- Hereford Ethanol Partners (2023)
- Hereford Municipal Water System (2023)
- Heritage Estates (2025)
- Heritage Ministries (2024)
- Heritage Oaks Addition (2024)
- Heritage Oaks Subdivision (2025)
- Heritage Park Water Service (2023)
- Heritage Rv Park (2025)
- Hermleigh Water System (2024)
- Heron Lakes Estates (2025)
- Hhs Corporate Campus (2025)
- Hhsc Lufkin State Supported Living Cent (2025)
- Hhsc Mexia State Supported Living Center (2024)
- Hhsc San Angelo State Supported Living C (2025)
- Hickory Creek Sud (2025)
- Hickory Hill Water (2024)
- Hickory Hollow Water System (2024)
- Hidalgo County Mud 1 (2023)
- Hidden Forest Estates (2025)
- Hidden Valley Water System (2025)
- Hideaway Bay Estates (2023)
- Hideaway Bay Lake Shores Wsc (2023)
- Hideaway Mobile Home Park (2024)
- Higgins Municipal Water System (2023)
- High Gabriel Wsc (2023)
- High Meadows Ranch Water Supply (2025)
- High Plains Childrens Home (2025)
- High Point Sud (2025)
- High Point Water (2025)
- High Prairie Water Supply Corp (2025)
- High Sierra Water System (2025)
- High Valley Wsc (2024)
- Highland Bayou Estates Wsc (2023)
- Highland Court (2025)
- Highland Hills (2025)
- Highland Isd (2023)
- Highland Lakes (2023)
- Highland Lakes Baptist Encampment (2025)
- Highland Meadows Mobile Home Park (2025)
- Highland Meadows Water System (2024)
- Highland Mobile Home Subdivision (2025)
- Highland Park Wsc (2024)
- Highland Ridge Subdivision (2025)
- Highland Terrace Apartments (2023)
- Highland Wsc (2023)
- Highline Oaks Water Utility (2025)
- Highport Marina & Resort (2025)
- Highsaw (2023)
- Highway 117 Wsc (2024)
- Highway 71 Storage & Mhp (2025)
- Highway 90 Estates (2025)
- Highway 90 Ranch Wsc (2024)
- Hilcorp Energy (2024)
- Hill Country Lakes Rv Campground (2022)
- Hill Country Mobile Home Park (2025)
- Hill Country Montessori School (2025)
- Hill Country Northwest Cherry Hollow (2025)
- Hill Country Ranch Estates (2022)
- Hill Country Youth Ranch (2025)
- Hill County Wsc (2023)
- Hill River Country Estates (2024)
- Hillcrest North Mud (2024)
- Hillgreen Subdivision Water Co (2024)
- Hills & Dales (2023)
- Hills of Briar Oaks (2025)
- Hills of Oliver Creek (2023)
- Hillside Estates Water System (2024)
- Hilltop Estates Wsc (2025)
- Hilltop Lakes Wsc (2024)
- Hilltop Mobile Home Park (2025)
- Hilltop Mobile Home Park (2024)
- Hilltop Wsc (2023)
- Hilltown Addition (2025)
- Hillview Mhc (2025)
- Hilmar Cheese Company (2025)
- His Hill Ranch Camp (2022)
- Hockley Data Center (2024)
- Hockley Oilfield Supply (2025)
- Hog Creek Wsc (2024)
- Holes (2023)
- Holiday Beach Wsc (2025)
- Holiday Estates Water (2023)
- Holiday Harbor (2023)
- Holiday Harbor Subdivision (2025)
- Holiday Lake Estates (2025)
- Holiday Oaks Subdivision (2024)
- Holiday Shores (2024)
- Holiday Springs Mobile Home Park (2023)
- Holiday Trav L Park (2023)
- Holiday Villages of Fork (2024)
- Holiday Villages of Livingston (2023)
- Hollands Quarter Wsc (2025)
- Hollister Business Park (2025)
- Holly Huff Wsc (2025)
- Holly Lake Ranch (2023)
- Holly Oaks Mobile Home Park (2024)
- Holly Springs Wsc East Meter (2023)
- Holly Springs Wsc West Meter (2023)
- Holmwood Angelina & Neches River Authori (2025)
- Homeland Subdivision (2025)
- Homestead Oaks Mobile Home Comm (2023)
- Honeywell (2024)
- Hooks Airport West Side (2025)
- Hooks Mobile Home Park (2023)
- Horizon Regional Mud (2025)
- Horsemans Ranch Ws (2024)
- Horsepen Bayou Mud (2025)
- Horseshoe Bend (2025)
- Horseshoe Bend Estates (2023)
- Horseshoe Bend Water System (2024)
- Horseshoe Oaks Subdivision Water System (2023)
- House Corral Street Water System (2025)
- Houseman Park (2025)
- Houston County Wcid 1 (2025)
- Houston Refining (2025)
- Houston Sheldon South Tuboscope (2025)
- Houston Southwest Airport (2024)
- Houston Suburban Heights Mhp (2021)
- Houston V & M Star (2023)
- Houston Zap-lok Coating (2025)