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Counties → Arizona

Apache County, Arizona

SDWIS compliance plate

Sheet AZ001 · Apache County 47 sys · 5,592 viol · #1649/3254

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

  • VIOL-SEVERE 95.7% flagged
  • HEALTH-LOW 4.5% health
  • RANK-MID #1649/3254
  • PHOTO-FINISH ±0.8 pp
  • PFAS-MID 33.3% detect
  • SRC-GW GW lead 98%
  • SYS-MID 47 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Coconino County (+ 0.8 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Apache County ranks #1,649 of 3,254 counties by people served, and #14 of 15 counties in Arizona. See methodology · corpus placement.

Apache County standing, mid-flagged corpus third

Flagged-system rate 95.7% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 4.5% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 33.3% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #1,649 of 3,254 · #14 of 15 in Arizona.

Flagged-rate neighbourhood around Apache County

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

0% 20% 40% 60% 80% 100% Yuma · lowest Coconino · near Mohave · near 94.1% 95.7% 96.6% 97.2% 97.5% 100%

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

Water Systems

System Name Population Violations PFAS
Eagar Town Of 4,590 230 Detected
St Johns City Of 3,500 263 Clean
Springerville Town Of 1,972 697 -
Petrified Forest Np 1,742 54 -
Cedar Grove Water Company 1,564 196 -
Lord AZ Water 2 - Winchester Trails 1,304 148 -
Livco Water Company 1,120 136 -
Alpine Dwid 1,030 64 -
Adot Painted Cliffs Rest Area 735 27 -
Usda Fs - Asnf - Big Lake Rec Area II 699 65 -
Aspc Apache 540 501 -
Adot Sanders Port of Entry 420 67 -
Sanders School District 350 164 -
Tucson Electric Power 300 193 -
Usfs Asnf Rolfe Hoyer Campground 204 23 -
White Mountain Lds Camp 200 38 -
Srp Coronado Generating Station 200 73 -
Indian Ruins 200 117 -
Usfs Asnf Luna Lake Cg 200 24 -
Grand View Camp 180 25 -
Brentwood Camp 165 48 -
Timber Knoll Dwid 153 138 -
Faithful Pines Lds Camp 125 40 -
Alpine Estates Water Company 109 52 -
Crosby Spring at Greer 101 157 -
Chapache Water Coop 100 126 -
Vernon Dwid 100 83 -
AZ State Parks - Lyman Lake 100 70 -
Hidden Meadow Ranch 100 88 -
Casa Malpais Campground 100 73 -
Averys 90 108 -
Pinecrest Water Company 84 114 -
Tal WI WI Water Users 84 140 -
Sure Stay Water System 75 90 -
Outpost Trailer Park 68 85 -
Usfs Asnf Horse Springs 60 11 -
Show Low Pines Well 3 57 52 -
Mountainaire RV Park 56 48 -
Ojo Bonito Estates Dwid 54 55 -
Vernon Valley Water System 54 101 -
Concho Dollar General Water System 50 0 -
Stanford General Store 50 38 -
Old Concho Water Users 40 428 Clean
Pine Ridge Estates 40 180 -
Show Low Crossroads HOA 38 140 -
Usfs-Asnf-Winn Campground 25 22 -
Sanders Dollar General 25 0 -

Compare beyond Arizona

Mid-flagged peers for Apache County

Cross-state counties nearest Apache County on flagged-system share (95.7%) and cumulative violation count (5,592). 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.