Public water system · CO0308595
ActiveOhaver Lake Cg North
At a glance
Ohaver Lake Cg North (PWSID CO0308595) is an active transient non-community water system in Chaffee County, Colorado. It reports serving 192 people through 5 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by the federal government. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
192
Service connections
5
Primary source
SWP
Purchased surface water
System type
TNCWS
Transient non-community water system
System record
How does Ohaver Lake Cg North compare with other water systems in Chaffee County?
By EPA's size categories, Ohaver Lake Cg North is a very small system (500 people or fewer). Chaffee County has 68 active public water systems. Its population served is about half of the county average of 372 people per system, and accounts for 0.8% of the 25,274 people reported by systems filed under the county. Across Colorado, the 2,207 active systems average 3,400 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Ohaver Lake Cg North is about 33% above 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. Colorado has 956 active transient non-community water systems, 43% of the state's 2,207 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 337 Colorado systems (15%) list purchased surface water as their primary source.
Who owns and regulates Ohaver Lake Cg North?
EPA lists Ohaver Lake Cg North as owned by the federal government. The CO state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 8 of the 68 active systems in Chaffee County (12%) are also owned by the federal government.
Does Ohaver Lake Cg North have drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 2021. The violations listed here began between January 1993 and April 2021. By type: 7 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Nitrate (4 of them). EPA lists 8 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2021-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2010-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2010-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2004-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1998-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1993-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 8 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.
Ohaver Lake Cg North: frequently asked questions
Who runs Ohaver Lake Cg North?
Ohaver Lake Cg North (PWSID CO0308595) is a transient non-community water system owned by the federal government. It is regulated by the CO state drinking water program.
How many people does Ohaver Lake Cg North serve?
Ohaver Lake Cg North reports serving 192 people through 5 service connections in Chaffee County, Colorado.
Where does Ohaver Lake Cg North get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Ohaver Lake Cg North have any drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 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 Ohaver Lake Cg North'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. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 2021. For current results, consult EPA ECHO, or the CO state drinking water program.
Where can I find Ohaver Lake Cg North's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Ohaver Lake Cg North 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 Chaffee County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Salida City of | Chaffee | 5,666 | Community | Surface water |
| Buena Vista Town of | Chaffee | 3,776 | Community | Groundwater under influence of surface water |
| Monarch Ski Area | Chaffee | 2,500 | Transient non-community | Groundwater |
| Poncha Springs Town of | Chaffee | 2,118 | Community | Groundwater |
| Buena Vista Correctional Facility | Chaffee | 1,700 | Community | Groundwater |
| Noahs Ark Adventure Company | Chaffee | 506 | Transient non-community | Groundwater |
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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, “Ohaver Lake Cg North, PWSID CO0308595, Colorado”, https://aquacensus.com/water-systems/colorado/ohaver-lake-cg-north-co0308595 (data as of October 1, 2026).