Rio Grande County, Colorado — public water systems
At a glance
48 active public water systems are filed under Rio Grande County, Colorado in EPA's SDWIS records, together reporting 13,885 people served. The largest is City of Monte Vista, which reports serving 4,600 people. 8 are community water systems serving people where they live; the other 40 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
48
Population served
13.9K
Community systems
8
Groundwater share
100%
How does Rio Grande County compare with other Colorado counties?
Rio Grande County has the 17th-most active public water systems among the 113 counties listed for active Colorado systems in EPA records; among the 65 with 3 or more systems, the median has 18. Its systems report 13,885 people served in total, the 37th-largest county figure in the state and 0.2% of the statewide total. The average system here reports serving 289 people, well below the Colorado average of 3,400. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Rio Grande County's drinking water come from?
By primary water source, Rio Grande County's active systems draw on groundwater (47, 98%) and groundwater under influence of surface water (1, 2.1%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 74% and 26% across Colorado. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, City of Monte Vista, draws primarily on groundwater.
What kinds of water systems operate in Rio Grande County?
Rio Grande County's active systems break down as 8 community systems (17%), 3 non-transient non-community systems (6.3%) and 37 transient non-community systems (77%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (83%), local government (15%) and federal government (2.1%).
Water systems in Rio Grande County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Monte Vista City of | Rio Grande | 4,600 | Community | Groundwater |
| 2 | Fun Valley Resort | Rio Grande | 1,723 | Transient non-community | Groundwater |
| 3 | Del Norte Town of | Rio Grande | 1,429 | Community | Groundwater |
| 4 | South Fork Rickel Park | Rio Grande | 804 | Transient non-community | Groundwater |
| 5 | South Fork West Municipal Town of | Rio Grande | 566 | Community | Groundwater |
| 6 | Sargent Elem and New High School Re33 | Rio Grande | 426 | Non-transient non-community | Groundwater |
| 7 | Worth the Drive Bakery | Rio Grande | 392 | Transient non-community | Groundwater |
| 8 | Rainbow Grocery | Rio Grande | 368 | Transient non-community | Groundwater |
| 9 | Rio Grande Water Company | Rio Grande | 265 | Community | Groundwater under influence of surface water |
| 10 | Mountain Sweet Treats | Rio Grande | 257 | Transient non-community | Groundwater |
| 11 | Riviere Estates | Rio Grande | 211 | Community | Groundwater |
| 12 | Sargent High School Gym | Rio Grande | 200 | Transient non-community | Groundwater |
| 13 | Riverbend Resort | Rio Grande | 192 | Transient non-community | Groundwater |
| 14 | Rainbow Lodge and Rv Park | Rio Grande | 158 | Transient non-community | Groundwater |
| 15 | Monte Vista Co Op | Rio Grande | 150 | Non-transient non-community | Groundwater |
| 16 | Movie Manor Motel | Rio Grande | 139 | Transient non-community | Groundwater |
| 17 | Tiny Timbers Resort | Rio Grande | 136 | Transient non-community | Groundwater |
| 18 | Indian Trails Water LLC | Rio Grande | 110 | Community | Groundwater |
| 19 | New Hope Church | Rio Grande | 100 | Transient non-community | Groundwater |
| 20 | Foothills Ws | Rio Grande | 96 | Transient non-community | Groundwater |
| 21 | Rio Grande Meadows Rv Park | Rio Grande | 87 | Transient non-community | Groundwater |
| 22 | Beaver Mtn Estates | Rio Grande | 86 | Transient non-community | Groundwater |
| 23 | Alpine Trails Rv Park | Rio Grande | 84 | Transient non-community | Groundwater |
| 24 | Emmanuel Chapel | Rio Grande | 82 | Transient non-community | Groundwater |
| 25 | Ramons Mexican | Rio Grande | 75 | Transient non-community | Groundwater |
| 26 | Deer Park Owners Assoc | Rio Grande | 75 | Transient non-community | Groundwater |
| 27 | Aspen Ridge Rv Park | Rio Grande | 74 | Transient non-community | Groundwater |
| 28 | South Fork Lodge | Rio Grande | 73 | Transient non-community | Groundwater |
| 29 | Mill Creek Water Company | Rio Grande | 72 | Transient non-community | Groundwater |
| 30 | Hidden Springs Estates | Rio Grande | 70 | Transient non-community | Groundwater |
| 31 | Del Norte Office | Rio Grande | 69 | Transient non-community | Groundwater |
| 32 | Wayforward Adventures | Rio Grande | 66 | Transient non-community | Groundwater |
| 33 | Four Seasons Lodge | Rio Grande | 65 | Transient non-community | Groundwater |
| 34 | Chinook Cabins & Rv Park | Rio Grande | 58 | Transient non-community | Groundwater |
| 35 | Los Chavalos | Rio Grande | 55 | Transient non-community | Groundwater |
| 36 | South Fork Community Building | Rio Grande | 50 | Transient non-community | Groundwater |
| 37 | Monte Vista Congregation of Jehovah'S Wi | Rio Grande | 50 | Transient non-community | Groundwater |
| 38 | South Fork Ute Bluff Lodge Inc. | Rio Grande | 47 | Transient non-community | Groundwater |
| 39 | San Luis Valley Research Center | Rio Grande | 45 | Non-transient non-community | Groundwater |
| 40 | Gone Rogue | Rio Grande | 45 | Transient non-community | Groundwater |
| 41 | Beaver Creek Youth Camp | Rio Grande | 37 | Transient non-community | Groundwater |
| 42 | Pacheco Trailer Park | Rio Grande | 36 | Community | Groundwater |
| 43 | Spruce Lodge | Rio Grande | 32 | Transient non-community | Groundwater |
| 44 | G and M Mobile Home Park | Rio Grande | 30 | Community | Groundwater |
| 45 | Masonic Park Association | Rio Grande | 30 | Transient non-community | Groundwater |
| 46 | Wolf Creek Lodge | Rio Grande | 27 | Transient non-community | Groundwater |
| 47 | Town of South Fork (Jackson Heights) | Rio Grande | 26 | Transient non-community | Groundwater |
| 48 | Log Haven Properties Inc. | Rio Grande | 17 | Transient non-community | Groundwater |
Rio Grande County water systems: frequently asked questions
How many public water systems are in Rio Grande County, Colorado?
EPA's SDWIS records file 48 active public water systems under Rio Grande County, Colorado: 8 community systems (17%), 3 non-transient non-community systems (6.3%) and 37 transient non-community systems (77%).
Who supplies drinking water in Rio Grande County, CO?
The largest community water systems filed under Rio Grande County are City of Monte Vista (4,600 people served), Town of Del Norte (1,429 people served) and Town of South Fork West Municipal (566 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Rio Grande County's drinking water come from groundwater or surface water?
Of the 48 active public water systems in Rio Grande County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, City of Monte Vista, uses groundwater.
Where can I find a water quality report for Rio Grande County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 8 community systems are filed under Rio Grande County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Rio Grande County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More Colorado water systems
About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Public water systems in Rio Grande County, Colorado”, https://aquacensus.com/water-systems/colorado/rio-grande (data as of October 1, 2026).