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Counties → Colorado

Rio Grande County, Colorado

SDWIS compliance plate

Sheet CO105 · Rio Grande County 50 sys · 5,311 viol · #2085/3254

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

  • VIOL-SEVERE 94.0% flagged
  • HEALTH-LOW 3.5% health
  • RANK-LOWER #2085/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 94%
  • SYS-MID 50 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Pitkin County (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Rio Grande County ranks #2,085 of 3,254 counties by people served, and #37 of 64 counties in Colorado. See methodology · corpus placement.

Rio Grande County standing, mid-flagged corpus third

Flagged-system rate 94.0% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 3.5% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #2,085 of 3,254 · #37 of 64 in Colorado.

Flagged-rate neighbourhood around Rio Grande County

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

0% 20% 40% 60% 80% 100% Broomfield · lowest Pitkin · near Alamosa · near Kiowa · highest 66.7% 94% 94% 94.1% 94.1% 94.3% 100%

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

Water Systems

System Name Population Violations PFAS
Monte Vista City Of 4,600 35 Clean
Fun Valley Resort 1,723 46 -
Del Norte Town Of 1,429 332 -
South Fork Rickel Park 804 0 -
South Fork West Municipal Town Of 566 328 -
Sargent Elem and New High School Re33 426 158 -
Rainbow Grocery 368 64 -
Rio Grande Water Company 265 206 -
Mountain Sweet Treats 257 159 -
Riviere Estates 211 255 -
Sargent High School Gym 200 85 -
Riverbend Resort 192 14 -
South Fork Cg 176 29 -
Rainbow Lodge and RV Park 158 11 -
Monte Vista Co Op 150 64 -
Movie Manor Motel 139 17 -
Tiny Timbers Resort 136 3 -
Indian Trails Water LLC 110 22 -
New Hope Church 100 6 -
Foothills Lodge 98 32 -
Foothills WS 96 16 -
Rio Grande Meadows RV Park 87 6 -
Beaver Mtn Estates 86 4 -
Alpine Trails RV Park 84 53 -
Emmanuel Chapel 82 36 -
South Fork Heights Apartments 80 534 -
Deer Park Owners Assoc 75 4 -
Ramons Mexican 75 1 -
Aspen Ridge RV Park 74 16 -
South Fork Lodge 73 50 -
Mill Creek Water Company 72 27 -
Hidden Springs Estates 70 9 -
Four Seasons Lodge 70 27 -
Del Norte Office 69 30 -
Wayforward Adventures 66 2 -
Chinook Cabins & RV Park 58 23 -
Los Chavalos 55 21 -
Monte Vista Congregation of Jehovah's WI 50 12 -
South Fork Community Building 50 3 -
South Fork Ute Bluff Lodge Inc 47 24 -
San Luis Valley Research Center 45 9 -
Gone Rogue 45 31 -
Beaver Creek Youth Camp 37 14 -
Pacheco Trailer Park 36 2,060 -
Spruce Lodge 32 114 -
G and M Mobile Home Park 30 233 -
Masonic Park Association 30 51 -
Wolf Creek Ski Lodge 27 35 -
Town of South Fork (Jackson Heights) 26 0 -
Log Haven Properties Inc 17 0 -

Compare beyond Colorado

Mid-flagged peers for Rio Grande County

Cross-state counties nearest Rio Grande County on flagged-system share (94.0%) and cumulative violation count (5,311). 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.