PlainWater

La Paz County, Arizona

SDWIS compliance plate

Sheet AZ012 · La Paz County 83 sys · 8,301 viol · #1356/3254

VIOL-SEVERE · HEALTH-LOW · RANK-MID · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-MID · BOOK-MOST

  • VIOL-SEVERE 97.6% flagged
  • HEALTH-LOW 10.8% health
  • RANK-MID #1356/3254
  • PHOTO-FINISH ±0.1 pp
  • PFAS-NONE No UCMR5 set
  • SRC-GW GW lead 90%
  • SYS-MID 83 systems
  • BOOK-MOST 6/7 fields

Nearest flagged-rate peer: Mohave County ( -0.1 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, La Paz County ranks #1,356 of 3,254 counties by people served, and #12 of 15 counties in Arizona. See methodology · corpus placement.

La Paz County standing, mid-flagged corpus third

Flagged-system rate 97.6% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 10.8% is health-based share in the middle third (≤ 24.5%) . No UCMR5 tests in this extract for La Paz County . Population served ranks #1,356 of 3,254 · #12 of 15 in Arizona.

Flagged-rate neighbourhood around La Paz County

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

0% 20% 40% 60% 80% 100% Yuma · lowest Maricopa · near La Paz · this county Greenlee · highest 94.1% 96.6% 97.2% 97.5% 97.6% 98.9% 100%

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

Water Systems

System Name Population Violations PFAS
Quartzsite Town Of 2,761 165 -
Blm Laposa Ltva 2,500 77 -
Epcor - Lakeside 1,775 373 -
Cs Harrisburg Utility Company 1,759 143 -
Epcor - Moovalya Keys 1,298 340 -
Cs Q Mountain Water Company 1,224 154 -
Adot Bouse Wash Rest Area 1,026 36 -
Ehrenberg Improvement District 989 240 -
Desert Gold RV Resort 840 5 -
Black Rock RV Village 808 20 -
Adot Ehrenberg Rest Area 806 64 -
Havasu Springs Resort 708 128 -
Main Street Market #640 600 105 -
Epcor - Holiday Harbor 559 380 -
Epcor - Marina Village 528 398 -
Pride Travel Centers #1215 490 90 -
88 Shades RV Park 488 36 -
Loves Country Store Inc 475 160 -
Goldstar Mobile RV Park 470 33 -
Hillcrest Water Company 454 288 -
Q Mountain Vista MHP 440 235 -
Epcor - Parker Dam 429 420 -
Wagon West RV Park 416 42 -
Brenda R V Resort 408 3 -
Desert Gardens Showgrounds 400 6 -
Tyson Wells RV Park 400 52 -
Castle Rock Shores Trailer Park 400 57 -
Wenden Dwid 360 311 -
Ramblin Roads RV Park 354 21 -
Salome Water Company 317 160 -
River Island Market Gas 300 87 -
Bouse Dwid 284 316 -
Desert Vista RV Resort 256 21 -
La Paz County Parks Main Park 250 80 -
Bransons RV Resort 250 124 -
Vicksburg Farm 220 7 -
Gateway Ranch RV Resort 200 17 -
Pilot Travel Centers #1212 200 5 -
Salome Store 200 0 -
Quartzsite Yacht Club 200 3 -
Cibola Water Improvement District 197 404 -
It's Just for Fun LLC 162 19 -
Desert Pueblo RV Resort 160 31 -
La Paz Valley RV Park 158 41 -
AZ State Park Alamo Lake 150 41 -
Cienega Springs 146 69 -
Desert Edge RV Park 128 15 -
Burrwood RV Park 1 128 50 -
Bouse RV Park 122 105 -
Desert Gem Trailer Park 110 56 -

Compare beyond Arizona

Mid-flagged peers for La Paz County

Cross-state counties nearest La Paz County on flagged-system share (97.6%) and cumulative violation count (8,301). 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
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.