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Counties → Colorado

Delta County, Colorado

SDWIS compliance plate

Sheet CO029 · Delta County 42 sys · 7,243 viol · #1441/3254

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

  • VIOL-SEVERE 95.2% flagged
  • HEALTH-LOW 9.7% health
  • RANK-MID #1441/3254
  • PHOTO-FINISH ±0.2 pp
  • PFAS-HIGH 50.0% detect
  • SRC-SW SW lead 60%
  • SYS-MID 42 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: El Paso County ( -0.2 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Delta County ranks #1,441 of 3,254 counties by people served, and #25 of 64 counties in Colorado. See methodology · corpus placement.

Delta County standing, mid-flagged corpus third

Flagged-system rate 95.2% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 9.7% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 50.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #1,441 of 3,254 · #25 of 64 in Colorado.

Flagged-rate neighbourhood around Delta County

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

0% 20% 40% 60% 80% 100% Broomfield · lowest Douglas · near Delta · this county Kiowa · highest 66.7% 94.3% 94.5% 95% 95.2% 95.7% 100%

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

Water Systems

System Name Population Violations PFAS
Delta City Of 8,700 9 Detected
Orchard City Town Of 3,100 82 -
Upper Surface Creek Domestic Wua 2,800 279 -
Paonia Town Of 2,499 574 -
Cedaredge Town Of 2,400 48 -
Hotchkiss Town Of 2,050 607 -
Rogers Mesa WC 840 107 -
Crawford Mesa WA 486 178 Clean
Crawford Town Of 477 109 -
Grand Mesa Visitor Center 406 42 -
Bone Mesa Domestic WD 400 630 -
Camp Cedaredge 367 45 -
Pitkin Mesa Pipeline Co 295 191 -
Stewart Mesa WC 250 22 -
Hanson Mesa Domestic Pipeline Co Inc 250 39 -
Deutsch Domestic Water 246 85 -
Coalby Domestic WC 239 929 -
Cathedral WC 200 570 -
Lazear Domestic WC 178 391 -
Grand Mesa Christian Assn Camp 161 53 -
Hidden Valley HOA Water Company 120 84 -
Wide Acres MHP 96 9 -
Cherry Acres MHP 95 0 -
Island Lake Cg 83 49 -
Big B's Delicious Orchards 77 7 -
Sunshine Mesa Domestic WC 76 75 -
Minnesota Pipeline 72 57 -
Hammond Pipeline 70 85 -
Redwood Arms Motel 66 117 -
Ginters Grove Domestic Water Corp 62 18 -
Grand Mesa Lodge 62 23 -
Mad Dog WC 60 760 -
Alexander Lake Lodge 58 108 -
West Paonia Domestic Water Company 57 68 -
Gunnison River Pleasure Park 49 34 -
South Lamborn Mesa Water Company 47 68 -
Mountain Top Resort Campground 40 27 -
Mountain Valley Meadows RV Park 39 49 -
Riverwood Mobile Home Park 37 0 -
Western Extension Domestic Water Company 37 64 -
Stucker Mesa Domestic WC 36 538 -
Root and Vine Market 35 13 -

Compare beyond Colorado

Mid-flagged peers for Delta County

Cross-state counties nearest Delta County on flagged-system share (95.2%) and cumulative violation count (7,243). 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.