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Public water system · NM3591027

Active

Caballo Riverside Campground-State Park

At a glance

Caballo Riverside Campground-State Park (PWSID NM3591027) is an active transient non-community water system in Sierra County, New Mexico. It reports serving 25 people through 63 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in November 2021.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

25

Service connections

63

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDNM3591027
System typeTransient non-community water system
Activity statusActive
Population served25
Service connections63
Primary water sourceGroundwater
Owner typeState government
Primacy agencyNM state drinking water program
City servedCaballo
StateNew Mexico
ZIP—
CountySierra County

How does Caballo Riverside Campground-State Park compare with other water systems in Sierra County?

By EPA's size categories, Caballo Riverside Campground-State Park is a very small system (500 people or fewer). Sierra County has 21 active public water systems. Its population served is well below the county average of 550 people per system, and accounts for 0.2% of the 11,551 people reported by systems filed under the county. Across New Mexico, the 1,165 active systems average 1,885 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Caballo Riverside Campground-State Park is well below that figure.

What does “transient non-community water system” mean?

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. New Mexico has 369 active transient non-community water systems, 32% of the state's 1,165 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,009 New Mexico systems (87%) list groundwater as their primary source.

Who owns and regulates Caballo Riverside Campground-State Park?

EPA lists Caballo Riverside Campground-State Park as owned by a state government. The NM state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 5 of the 21 active systems in Sierra County (24%) are also owned by a state government.

Does Caballo Riverside Campground-State Park have drinking water violations?

Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in November 2021. The violations listed here began between December 1991 and November 2021. By type: 6 monitoring and reporting, 3 public notice, recordkeeping or other, 2 contaminant level above the legal limit and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (11 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

BeganViolationContaminant or ruleHealth-basedStatus
2021-11-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2009-02-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1999-07-01Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26Total coliform bacteria (TCR)code 3100NoResolved
1993-04-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
1993-04-01Public notice, recordkeeping or otherNotification, Public · code 06Total coliform bacteria (TCR)code 3100NoResolved
1992-09-01Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24Total coliform bacteria (TCR)code 3100NoResolved
1992-09-01Public notice, recordkeeping or otherNotification, Public · code 06Total coliform bacteria (TCR)code 3100NoResolved
1992-08-01Public notice, recordkeeping or otherNotification, Public · code 06Total coliform bacteria (TCR)code 3100NoResolved
1992-08-01Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26Total coliform bacteria (TCR)code 3100NoResolved
1992-08-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1991-12-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1991-12-01Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25Total coliform bacteria (TCR)code 3100NoResolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Caballo Riverside Campground-State Park: frequently asked questions

Who runs Caballo Riverside Campground-State Park?

Caballo Riverside Campground-State Park (PWSID NM3591027) is a transient non-community water system owned by a state government. It is regulated by the NM state drinking water program.

How many people does Caballo Riverside Campground-State Park serve?

Caballo Riverside Campground-State Park reports serving 25 people through 63 service connections in Sierra County, New Mexico.

Where does Caballo Riverside Campground-State Park get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does Caballo Riverside Campground-State Park have any drinking water violations?

Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in November 2021. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Caballo Riverside Campground-State Park's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in November 2021. For current results, consult EPA ECHO, or the NM state drinking water program.

Where can I find Caballo Riverside Campground-State Park's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Caballo Riverside Campground-State Park is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.

Other water systems in Sierra County

Water systemCountyPopulation servedTypeSource
Truth Or ConsequencesSierra6,783CommunityGroundwater
Elephant Butte Water SystemSierra2,286CommunityGroundwater
Elephant Butte, City ofSierra1,350CommunityGroundwater
Desert View Rv ParkSierra220Transient non-communityGroundwater
Hillsboro MdwcaSierra172CommunityGroundwater
National Rcs Test FacilitySierra100Non-transient non-communityGroundwater

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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, “Caballo Riverside Campground-State Park, PWSID NM3591027, New Mexico”, https://aquacensus.com/water-systems/new-mexico/caballo-riverside-campground-state-park-nm3591027 (data as of October 1, 2026).