Public water system · IL3003657
ActiveSand Ridge State Forest Head Qtr #1
At a glance
Sand Ridge State Forest Head Qtr #1 (PWSID IL3003657) is an active transient non-community water system in Mason County, Illinois. It reports serving 25 people through 1 service connection. 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, none is health-based, and the most recent began in April 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Sand Ridge State Forest Head Qtr #1 compare with other water systems in Mason County?
By EPA's size categories, Sand Ridge State Forest Head Qtr #1 is a very small system (500 people or fewer). Mason County has 24 active public water systems. Its population served is well below the county average of 371 people per system, and accounts for 0.3% of the 8,902 people reported by systems filed under the county. Across Illinois, the 3,872 active systems average 3,204 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Sand Ridge State Forest Head Qtr #1 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. Illinois has 1,703 active transient non-community water systems, 44% of the state's 3,872 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,808 Illinois systems (73%) list groundwater as their primary source.
Who owns and regulates Sand Ridge State Forest Head Qtr #1?
EPA lists Sand Ridge State Forest Head Qtr #1 as owned by a state government. The IL state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 4 of the 24 active systems in Mason County (17%) are also owned by a state government.
Does Sand Ridge State Forest Head Qtr #1 have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2025. The violations listed here began between January 2019 and April 2025. By type: 6 monitoring, 5 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Revised Total Coliform Rule (6 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-04-01 | MonitoringMonitoring, Additional Routine (RTCR) · code 3B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2024-01-27 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2022-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2021-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
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.
Sand Ridge State Forest Head Qtr #1: frequently asked questions
Who runs Sand Ridge State Forest Head Qtr #1?
Sand Ridge State Forest Head Qtr #1 (PWSID IL3003657) is a transient non-community water system owned by a state government. It is regulated by the IL state drinking water program.
How many people does Sand Ridge State Forest Head Qtr #1 serve?
Sand Ridge State Forest Head Qtr #1 reports serving 25 people through 1 service connection in Mason County, Illinois.
Where does Sand Ridge State Forest Head Qtr #1 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 Sand Ridge State Forest Head Qtr #1 have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2025. 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 Sand Ridge State Forest Head Qtr #1'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, none is health-based, and the most recent began in April 2025. For current results, consult EPA ECHO, or the IL state drinking water program.
Where can I find Sand Ridge State Forest Head Qtr #1's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Sand Ridge State Forest Head Qtr #1 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 Mason County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Havana | Mason | 2,963 | Community | Groundwater |
| Mason City | Mason | 2,393 | Community | Groundwater |
| Manito | Mason | 1,552 | Community | Groundwater |
| San Jose | Mason | 479 | Community | Groundwater |
| Easton | Mason | 325 | Community | Groundwater |
| Lost Arrow Campominium | Mason | 223 | 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, “Sand Ridge State Forest Head Qtr #1, PWSID IL3003657, Illinois”, https://aquacensus.com/water-systems/illinois/sand-ridge-state-forest-head-qtr-1-il3003657 (data as of October 1, 2026).