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Counties → Texas

Parker County, Texas

SDWIS compliance plate

Sheet TX367 · Parker County 105 sys · 15,813 viol · #511/3254

VIOL-SEVERE · HEALTH-LOW · RANK-TOP · PHOTO-FINISH · PFAS-HIGH · SRC-GW · SYS-MID · BOOK-FULL

  • VIOL-SEVERE 85.7% flagged
  • HEALTH-LOW 14.7% health
  • RANK-TOP #511/3254
  • PHOTO-FINISH ±0.2 pp
  • PFAS-HIGH 62.5% detect
  • SRC-GW GW lead 91%
  • SYS-MID 105 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Midland County (+ 0.2 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Parker County ranks #511 of 3,254 counties by people served, and #41 of 254 counties in Texas. See methodology · corpus placement.

Parker County standing, lower-flagged corpus third

Flagged-system rate 85.7% is at or below the corpus lower third (≤ 92.7% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 14.7% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 62.5% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #511 of 3,254 · #41 of 254 in Texas.

Flagged-rate neighbourhood around Parker County

Lowest/highest poles plus in-state counties nearest Parker County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Howard · lowest Parker · this county Harris · near Bee · highest 66.7% 84.8% 85.7% 85.9% 86.3% 86.7% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

System Name Population Violations PFAS
City of Weatherford 32,209 9 Detected
Walnut Creek Sud 30,364 316 Detected
Parker County Sud Surface 6,300 5 Detected
City of Aledo 5,010 230 Detected
City of Willow Park 4,936 56 Clean
City of Springtown 3,781 182 Clean
City of Reno 3,250 127 -
City of Hudson Oaks 3,154 78 Detected
Western Lake Estates 2,526 5 -
Town of Annetta Deer Creek 2,403 23 Clean
Peaster Isd 1,933 125 -
Horseshoe Bend Water System 1,857 1,263 -
Millsap WSC 1,503 30 -
Town of Annetta Learners Water Plant 800 0 -
Abraxas Utilities 792 1,951 -
Tanglewood Estates 720 6 -
Rio Brazos WSC 657 99 -
Shiloh Springs 650 43 -
City of Hudson Oaks Dyegard 591 42 -
Cowtown R V Park 525 61 -
M&l WSC 513 364 -
S-Estates WSC 477 34 -
Parker County Sud Ground Water 475 18 -
Saddle Club Estates 471 331 -
Bluebonnet Hills WSC 465 49 -
Boling Ranch Estates 462 3 -
Energy Stop 443 4 -
Highland WSC 441 132 -
Rjr Water 432 1,426 -
Aledo Mobile Home Park 423 507 -
Shangri la Subdivision 351 24 -
Ashcreek Addition 315 52 -
Du Chane Chateaux 303 171 -
Kinbrook Estates 294 2 -
Remuda Ranch Estates 288 9 -
Marys Brazos Cafe 285 191 -
Blue Ridge Water System 285 2,002 -
Harmony Water System 285 1,946 -
Hooves N Wheels RV Park 285 14 -
Mauney RV Park 285 0 -
New Progress Water Spring Valley 282 94 -
Heritage RV Park 282 51 -
Dollar General Store 15541 275 4 -
Crosswinds RV Park 270 0 -
Green Acres Water System 261 0 -
Dollar General Ranger Highway 250 0 -
Live Oak Hills Addition 249 16 -
Homestead RV Park 240 0 -
Woodlands of Parker County & Old Bank 234 49 -
Ponderosa Hills Subdivision 231 117 -

Compare beyond Texas

Lower-flagged peers for Parker County

Cross-state counties nearest Parker County on flagged-system share (85.7%) and cumulative violation count (15,813). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers

Read our methodology · Check your water system - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.