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| County | Water System Name | Detailed Neighborhood | State of the Neighborhood | Status |
|---|---|---|---|---|
| Bandera | River Bend Estates | River Bend Estates | Good | |
| Bandera and Medina | Lake Medina Shores | Lakeshore Beach, Wharton Dock, Lake Point, Holiday Villages of Medina, Lake Medina Shores | Good | |
| Bandera and Medina | Holiday Villages of Lake Medina | Lakeshore Beach, Wharton Dock, Lake Point, Holiday Villages of Medina, Lake Medina Shores | Good | |
| Bandera | Enchanted River Estates | Enchanted River Estates | Good | |
| Bexar | Stagecoach Hills | Stagecoach Hills | Good | |
| Bexar | Oak North | Oak North Mobile Home Estates | Good | |
| Bexar | Country Bend | Country Bend | Good | |
| Bexar | Coolcrest | Coolcrest | Good | |
| Bexar | Bavarian Hills | Bavarian Hills | Good | |
| Brazoria | Holiday Shores | Holiday Shores | Good | |
| Chambers | Tower Terrace | Houston Raceway Park, West Chambers County Estates, Tower Terrace | Good | |
| Chambers | Greenbriar Estates | Greenbriar Estates | Good | |
| Comal | Windmill Ranch | Kestrel Air Park, Windmill Ranch Subdivision | Good | |
| Comal | Rimrock | Rimrock Ranch | Good | |
| Comal | Oak Village North | Oak Village North | Good | |
| Cooke | Timber Creek Addition | Good | ||
| Cooke | Pleasant Ridge Addition | Pleasant Ridge Addition | Good | |
| Denton | Wynnwood Haven | Wynnwood Haven Estates, Snug Harbor | Good | |
| Denton | Stonecrest Estates | Stonecrest Estates, Sunrise Circle Addition | Good | |
| Denton | Ponderosa Addition | Ponderosa Addition, Wild West Addition | Good | |
| Denton | Denton Creek Estates | Denton Creek Estates, Aero Valley Airport | Good | |
| Gillespie | Oakview | Oakview | Good | |
| Grayson | Tanglewood | Angler's Estates, Cedar Oak Hills, Eagle Chase, Fairway Hollow, Greenway Bend, Lakecrest Village, Mill Creek Homesites, Oak Meadow Estates, Paradise Cove, Russwood-on-the-Lake, Simmons Shores, Sunrise Circle, Tanglewood Hills, Tanglewood Resort, Cambridge Shores, Highport, Mill Creek Meadows, Whispering Meadows, Pecan Valley Addition, The Woods of Fossil Ridge, Fossil Ridge on Lake Texoma, Tanglewood Crossing, Barnes Enterprises, Lakecrest Addition | 10/23-There's a leak being repaired in the area. Estimated restoration time is 12:30 pm | warning |
| Grayson | Sherwood Shores | Cedar Mills Estates, Hillcrest Shores, Wright Acres, Sherwood Shores | Good | |
| Grayson | Rocky Point B | Hanna Cove Estates, Rocky Point Estates A?, Rocky Point Estates B, Hanna Ranchettes, Mainer Cay Estates, Tiny Home Vacation Resorts | Good | |
| Grayson | Rocky Point A | Hanna Cove Estates, Rocky Point Estates A, Rocky Point Estates B, Hanna Ranchettes, Mainer Cay Estates, Tiny Home Vacation Resorts | Good | |
| Grayson | Rock Creek | Rock Creek | Good | |
| Grayson | Ridgecrest Estates | Ridgecrest, Glen Eden, Hiland Shores, Lakeview, Little Mineral MHP, Millers Estates, Oak Estates, Preston Cove, Preston Forest, Preston Oaks, Preston Point Bend, Ridgecrest, Van Antwerp, VFW Post | Good | |
| Guadalupe | Garden Oaks | Garden Oaks | Good | |
| Harris | Whisper Meadows | Whisper Meadows | Good | |
| Harris | Western Trails | Western Trails | Good | |
| Harris | Western Homes | Western Homes | Good | |
| Harris | West Montgomery | West Montgomery | Good | |
| Harris | Villas of Willowbrook | Villas of Willowbrook | Good | |
| Harris | Target Center Water Plant | Spring Cypress Shopping Center | Good | |
| Harris | Spring Cypress Center | Spring Cypress Shopping Center | Good | |
| Harris | Rollan Heights | Rollan Heights | Good | |
| Harris | Parkland Estates | Parkland Estates | Good | |
| Harris | Orchard Crossing | Orchard Crossing | Good | |
| Harris | North Belt Forest | North Belt Forest | Good | |
| Harris | McGee Place | McGee Place | Good | |
| Harris | Mading Lane | Mading Lane | Good | |
| Hays | Huntington Utility Company LLC | Huntington Estates | Good | |
| Harris | Homestead Oaks | Homestead Oaks | Good | |
| Harris | Glenwood MHS | Fairacres Section 2 | Good | |
| Harris | Fairview Acres MHP | Fairview Acres Section 1 | Good | |
| Harris | Cypress Hill | Cypress Hill | Good | |
| Harris | Cottonwood Park | Airline Link Addition | Good | |
| Harris | Cedar Oaks | Cedar Oaks | Good | |
| Harris | Cedar Bayou Park | Cedar Bayou Park West | Good | |
| Harris | Cedar Bayou Estates | Cedar Bayou Estates | Good | |
| Harris | Azalea Estates | Azalea Estates | Good | |
| Harris | Aldine Village Subdivision | Aldine Village Subdivision | Good | |
| Harris | Aldine Forest | Aldine Forest | Good | |
| Hays | River Oaks Ranch | River Oaks Ranch | 10/23-There's a leak being repaired in the area. Estimated restoration time is 5 pm | warning |
| Hays | Plum Creek | Amberwood, Bootstring Farms, Branch View Addition, Buda Business Park, Casey-Kyle, Indian Paintbrush, Prairie on the Creek, Silver Mills, Windy Hill Addition, Double R Ranch, Hays County Industrial Park, Dove Hill Estates, Goforth Estates, Green Pastures, Interstate Business, Kyle Crossing-Home Depot, Park South, Pinafore Park, Rolling Hills Estates, South Buda Business Park, Two Way, Village at Buda, Park 35 South, Pinafore Park, Meadows at Buda, Village at Buda | Good | |
| Hays and Travis | MidTex | Avana | Good | |
| Henderson | Westwood Beach | Cooper Estates, Lakeway, Oak Trail Shores, Shiloh, Waterwood, Wildewood, Westwood Beach | Good | |
| Henderson | Pinnacle Club | Bluffview, Brushy Creek, Bushwacker Estates, Carolynn Estates, Enclave, Esquire Estates II, Green Acres, Hidden Hills Harbor, Hillside Acres, Lynn Creek Cove, Payne Springs Estates, Forest Glen, The Highlands at Cedar Creek Lake, Michael's Cove, Pinnacle Club | Good | |
| Henderson | Michael's Cove | Bluffview, Brushy Creek, Bushwacker Estates, Carolynn Estates, Enclave, Esquire Estates II, Green Acres, Hidden Hills Harbor, Hillside Acres, Lynn Creek Cove, Payne Springs Estates, Forest Glen, The Highlands at Cedar Creek Lake, Michael's Cove, Pinnacle Club | Good | |
| Henderson | Lollipop Landing | Lollipop Landing | Good | |
| Henderson | Highsaw Water | Brierwood Bay, Coffee City*, Diamond Head Bay, Coffee Landing Addition, Fincastle Farms, Highsaw, Hillside Estates, Hill-McCauley Tract | Good | |
| Henderson | Dal-High | Dal-High Addition | Good | |
| Henderson | Cherokee Shores | Allen Ranch, Carson Addition, Coleman Tract, La Martinique, Landmarck Passage, Manning Ranch, Robinson Tract (Country Estates), Taylor Tract, Waterfront Shores, Cherokee Shores | Good | |
| Henderson | Carolynn Estates | Bluffview, Brushy Creek, Bushwacker Estates, Carolynn Estates, Enclave, Esquire Estates II, Green Acres, Hidden Hills Harbor, Hillside Acres, Lynn Creek Cove, Payne Springs Estates, Forest Glen, The Highlands at Cedar Creek Lake, Michaels Cove, Pinnacle Club | Good | |
| Henderson | Briarwood Harbor | Briarwood Harbor, Camp Big Cedar | Good | |
| Henderson | Beachwood Estates | Brentwood Estates, Deep Water Estates, Forest Shores, Greenwood Cove, Hidden Harbor, Indian Oaks, Beachwood Estates, Oak Forest Estates, Pebble Beach, Seis Hombres, Spillview Acres, Three-Way View, Treasure Isle, Waterboard | Good | |
| Hill | White Bluff | White Bluff | Good | |
| Hood | Western Hill Harbor | Western Hills Harbor, Whisperview Village, Kings Plaza | Good | |
| Hood | Rancho Brazos | Rancho Brazos | Good | |
| Hood | Oak Trail Shores | Lake Granbury Estates, Oak Trail Plaza, Oak Trail Shores, Arrowhead Shores, Lake Granbury Harbor | Good | |
| Hood | Montego Bay Estates | Montego Bay Estates | Good | |
| Hood | Hideaway Bay Estates | Hideaway Bay Estates | Good | |
| Hood | Granbury Acres | 377 Sunset Strip, Granbury Acres | Good | |
| Hood | Comanche Harbor/Ports O Call | Comanche Point, Island Village, Ports O'Call, Comanche Harbor | Good | |
| Hood | Comanche Cove | Heritage Heights, Scenic View, Comanche Cove | Good | |
| Hood | Arrowhead Shores | Lake Granbury Estates, Oak Trail Plaza, Oak Trail Shores, Arrowhead Shores, Lake Granbury Harbor | Good | |
| Hood | Acton (Royal Oaks) | Acton Royal Oaks | Good | |
| Johnson | West Park Village | West Park Village | Good | |
| Johnson | West Meadows | West Meadows | Good | |
| Johnson | Twin Creeks Addition | Rolling Acres, North Hills Estates, Twin Creeks Addition | Good | |
| Johnson | Triple H Estates | Triple H Estates | Good | |
| Johnson | The Retreat | The Retreat | Good | |
| Johnson | Tex-Rides Fifth | Tex-Rides Fifth | Good | |
| Johnson | Sundance | Space Acres North, Space Acres, X-Cell Ranch Estates, Sundance | Good | |
| Johnson | Southern Acres | Southern Acres | Good | |
| Johnson | Shaded Lane Estates | Shaded Lane Estates | Good | |
| Johnson | Ridgecrest Addition | Misty Hollow, Ridgecrest Addition Estates | Good | |
| Johnson | Nolan River Estates | Nolan River Estates | 10/22-There's a leak being repaired in the area. Estimated restoration time is 5pm | warning |
| Johnson | MetroPlex Homesteads | Metroplex Homesteads, The Homesteads | Good | |
| Johnson | Falcon Crest Addition | Falcon Crest Addition | Good | |
| Johnson | Crowley One | Blue Grass Estates, Crowley One Acre, Highcrest Estates, Skyline Ranch, Lakeside Estates, Lakeview Ranchettes | Good | |
| Kendall | Platten Creek | Platten Creek | Good | |
| Kendall | Cascade | Cascade Mobile Home Park | Good | |
| Kerr | Woodhaven MHP | Woodhaven Mobile Home Park | Good | |
| Kerr | Winwood Oaks | Winwood Oaks | Good | |
| Kerr | Westwood Oaks MHP | Westwood Oaks Mobile Home Park | Good | |
| Kerr | Westwood | Westwood Park, Monarch Hills | Good | |
| Kerr | Vista Hills | Vista Hills | Good | |
| Kerr | Verde Park | Verde Park Estates | Good | |
| Kerr | Southern Hills | Southern Hills, Montebello Estates, Silver Creek | Good | |
| Kerr | Oak Ridge Estates | Oak Ridge Estates | Good | |
| Kerr | Hills & Dales | Hills & Dales | Good | |
| Kerr | Heritage Park | Heritage Park | Good | |
| Kerr | Center Point | Center Point | Good | |
| Kerr | Cedar Springs | Cedar Springs MHP | Good | |
| Liberty | Raywood | Raywood | Good | |
| Liberty | Peterson Place | Stilson-Hill | Good | |
| Liberty | Los Pinos | Los Pinos | Good | |
| Marion | Pine Harbor | Pine Harbor | Good | |
| Marion | Indian Hills Harbor | Indian Hills Harbor | Good | |
| Matagorda | Camelot Forest | Camelot Forest | Good | |
| Medina | Rocky Creek | Rocky Creek | Good | |
| Montgomery | Woodcreek Valley/Hilltop | Hilltop Village, Woodcreek Valley, Hulon Lakes | Good | |
| Montgomery | Serenity Wood/Pineloch | Pine Loch, Serenity Woods | Good | |
| Montgomery | Rolling Forest | Rolling Forest | Good | |
| Montgomery | Oak Wood | Oak Woods, North Forest | Good | |
| Montgomery | Hulon Lakes | Hilltop Village, Woodcreek Valley, Hulon Lakes | Good | |
| Montgomery | Decker Hills/Inverness Crossing | Champions Glen, Decker Hills, Hidden Lake Estates, Inverness Crossing, Park Place, Dry Creek Business Center, Harden Store Marketplace, Moores Landing, Woodhaven | Good | |
| Montgomery | Crystal Springs | Crystal Springs | Good | |
| Montgomery | Champions Glen | Champions Glen, Decker Hills, Hidden Lake Estates, Inverness Crossing, Park Place, Dry Creek Business Center, Harden Store Marketplace | Good | |
| Montgomery | Woodland Oaks | Woodland Oaks, Forest West | Good | |
| Palo Pinto | The Cliffs | The Cliffs | Good | |
| Parker | Westview | Westview | Good | |
| Parker | Western Lake Estates/Cedar Ridge | Cedar Ridge (Formerly Ruby Ridge), Brazos Ridge Estates, Western Lake Estates | Good | |
| Parker | Spanish Park Estates | Spanish Park Estates | Good | |
| Parker | Green Acres | Green Acres, Robertson Village, The Fields of Peaster | Good | |
| Polk | Pinwah Pines | Pinwah Pines | Good | |
| Polk | Philips Acres | Phillips Acres | Good | |
| Polk | Oak Terrace | Oak Terrace Estates, Livingston Air Park | Good | |
| Polk | Longhorn Valley | Longhorn Valley | Good | |
| Polk | Garden Acres | Garden Acres | Good | |
| Polk | Countrywood | Country Wood | Good | |
| Polk | Chesswood | Chesswood | Good | |
| Polk | Beacon Bay | Beacon Bay Marina and RV Park | Good | |
| San Jacinto | Shepherd Hills Estates | Shepherd Hills Estates, Shepherd Ranch Estates | Good | |
| San Jacinto | Pine Trail Shores | Pine Trail Shores | Good | |
| San Jacinto | Holiday Villages of Livingston | Hidden Coves, Holiday Village of Livingston, Palmetto Point | Good | |
| San Jacinto | Hidden Cove | Hidden Coves, Holiday Village of Livingston, Palmetto Point | Good | |
| San Jacinto | Governor's Point | Governor's Point | Good | |
| San Jacinto | Coldspring Terrace | Coldspring Terrace | Good | |
| San Jacinto | Cedar Valley | Cedar Valley | Good | |
| San Jacinto | Blue Water Cove | Blue Water Cove, Livingston Lakeside RV Park | Good | |
| Smith | Lakeway Harbor | Lakeway Harbor | Good | |
| Tarrant | Westside | Gun Club, Cabot Estates, Willow Creek Additions, Westside Addition | Good | |
| Tarrant | Silver Saddle | Silver Saddle Acres, W. 20 Business Park | Good | |
| Tarrant | Markum Ranch Estates | Markum Ranch Estates | Good | |
| Tarrant | Benbrook Hills | Benbrook Hills | 10/23-There's a leak being repaired in the area. Estimated restoration time is 12 pm | warning |
| Travis | Inverness Point | Crosswind, Hidden Hills, Inverness Point, Lakehurst, The Summit at Lake Travis | Good | |
| Travis | Hornsby Bend | Austin's Colony, Forest Bluff, Tecolote Farms, Birch Addition, Bountiful Harvest, Mission of Santa Barbara, Twin Creek Meadows, Plain View Estates, Betty Francis Addition, Rod Stewart Addition, Francis Subdivision, Decker Creek Estates, Hornsby Bend, The Tommy Reaux Subdivision, Trinity Hill, Chaparral Crossing, Gilbert Lane | Good | |
| Travis | Windermere | Cambridge Estates, Cambridge Heights, Carrington Court, Central Commerce Business Park, Foot Hills, George F. Roberts, Heatherwilde, Hillside Spring, Meadows at Cambridge Heights, Nimbus, North Park, Picadily Ridge, Royston Lane Park, Sahd, Skyview Manor, Springbrook, Springbrook Centre, Springbrook Commercial, Springbrook Glen, Springbrook Industrial Park, Springbrook Meadows, Three Points, Veya, Watson Park, Windermere, Windermere Centre, Yellow Sage | Good | |
| Trinity | Harbor Point | Harbor Point | Good | |
| Tyler | Ivanhoe | Ivanhoe Land of Lakes | Good | |
| Van Zandt | Callendar Lake | Callender Lake, Hickory Hills | Good | |
| Wise | Windmill Trail | Windmill Trail | Good | |
| Wise | Sky View Ranch Estates | Sky View Ranch | Good | |
| Wise | Sage Brush Estates | Sage Brush Estates | Good | |
| Wise | Hills of Oliver Creek | Hills of Oliver Creek | Good | |
| Wise | Coyote Ridge Addition | Coyote Ridge | Good | |
| Wise | Chisholm Hills Estates | Chisholm Hills | Good | |
| Wise | Aurora Vista | Aurora Vista | Good | |
| Wood | Holiday Villages of Lake Fork | Holiday Villages of Lake Fork | Good | |
| Freestone | Moody | Moody Water System | Good | |
| Henderson | Athens | Athens Water System | Good | |
| Grayson | Northern Hills | Northern Hills | Good | |
| Montgomery | The Trails | The Trails | Good | |
| Bosque | CS Water | CS Water | Good | |
| Comal | 4-D Water | 4-D Water | Good | |
| Montgomery | McCrorey Trails | McCrorey Trails | Good | |
| Harris | Bammel Forest | Bammel Forest | Good | |
| Harris | Bammel Timbers | Bammel Timbers | Good | |
| Harris | Bayer Utility | Old Town Spring | Good | |
| Montgomery | Caddo Village | Caddo Village | Good | |
| Brazoria | Chenango Ranch | Chenango Ranch | Good | |
| Fort Bend | Lake Point Estates | Lake Point Estates | Good | |
| Montgomery | Lakewood Trails | Lakewood Trails | Good | |
| Montgomery | Lakes of Magnolia | Lakes of Magnolia | Good | |
| Matagorda | Live Oak Landing | Live Oak Landing | Good | |
| Brazoria | Oaks of Suncreek | Oaks of Suncreek | Good | |
| Harris | Pecan Forest | Pecan Forest | Good | |
| Harris | Rocky Creek | Rocky Creek | Good | |
| Harris | Shaw Acres | Shaw Acres | Good | |
| Montgomery | Stonecrest Ranch | Stonecrest Ranch | Good | |
| Brazoria | Suncreek Estates | Suncreek Estates | Good | |
| Brazoria | Suncreek Ranch | Suncreek Ranch | Good | |
| Jackson | Sunrise Bay | Sunrise Bay | Good | |
| Aransas | Sunset Bay | Sunset Bay | Good | |
| Harris | Telge Jarvis | Telge Jarvis | Good | |
| Harris | Telge Terrace | Telge Terrace | Good | |
| Harris | The Colony/Intercontinental | The Colony/Intercontinental | Good | |
| Harris | Timberdale | Timberdale | Good | |
| Matagorda | Vaquero River Estates | Vaquero River Estates | Good | |
| Harris | Waterstone Estate | Waterstone Estate | Good | |
| Matagorda | Waypoint Landing | Waypoint Landing | Good | |
| Waller | Westwood | Westwood | Good | |
| Montgomery | Yesterday's Crossing | Yesterday's Crossing | Good | |
| Montgomery | Afton Park | Afton Park | Good | |
| Montgomery | Autumn Acres | Autumn Acres | Good | |
| Montgomery | Bennett Woods | Bennett Woods | Good | |
| Montgomery | Chaparral Place | Chaparral Place | Good | |
| Montgomery | Chasewood | Chasewood | Good | |
| Montgomery | Country West | Country West | Good | |
| Montgomery | Deer Glen | Deer Glen | Good | |
| Walker | Emerald Woods | Emerald Woods | Good | |
| Montgomery | Forest Trace | Forest Trace | Good | |
| Montgomery | Lake Creek Falls | Lake Creek Falls | Good | |
| Montgomery | Lake Louise | Lake Louise | Good | |
| Montgomery | Lilliput Farms | Lilliput Farms | Good | |
| Montgomery | Live Oak Estates | Live Oak Estates | Good | |
| Montgomery | Oak Tree Subdivision | Oak Tree Subdivision | Good | |
| Montgomery | Ponderosa Pines | Ponderosa Pines | Good | |
| Montgomery | The Oaks | The Oaks | Good | |
| Montgomery | Timberland Estates | Timberland Estates | Good | |
| Montgomery | Tower Glen | Tower Glen | Good | |
| Montgomery | Tower Woods | Tower Woods | Good | |
| Montgomery | Western Hill | Western Hill | Good | |
| Montgomery | Whispering Pines | Whispering Pines | Good | |
| Montgomery | White Oaks Hills | White Oaks Hills | Good | |
| Montgomery | Winchester Place | Winchester Place | Good | |
| Montgomery | Woodridge Estates | Woodridge Estates | Good |