Public water system · IN5237015
ActiveNorthwest Jasper Regional Water District
At a glance
Northwest Jasper Regional Water District (PWSID IN5237015) is an active community water system in Jasper County, Indiana. It reports serving 4,054 people through 1,064 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,054
Service connections
1,064
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Northwest Jasper Regional Water District compare with other water systems in Jasper County?
By EPA's size categories, Northwest Jasper Regional Water District is a medium system (3,301 to 10,000 people). Jasper County has 65 active public water systems, and Northwest Jasper Regional Water District is the 2nd-largest of them by population served. Its population served is about 11 times the county average of 365 people per system, and accounts for 17% of the 23,693 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active community water system reports serving 6,703 people, so Northwest Jasper Regional Water District is about 40% below that figure.
What does “community water system” mean?
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. Indiana has 770 active community water systems, 19% of the state's 3,969 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,769 Indiana systems (95%) list groundwater as their primary source.
Who owns and regulates Northwest Jasper Regional Water District?
EPA lists Northwest Jasper Regional Water District as owned by a local government. The IN 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 65 active systems in Jasper County (7.7%) are also owned by a local government.
Does Northwest Jasper Regional Water District have drinking water violations?
EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2025. The violations listed here began between January 2015 and April 2025. By type: 4 monitoring and reporting, 2 reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Haloacetic acids (HAA5) (2 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2025-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2022-09-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-04-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
All 7 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.
Northwest Jasper Regional Water District: frequently asked questions
Who runs Northwest Jasper Regional Water District?
Northwest Jasper Regional Water District (PWSID IN5237015) is a community water system owned by a local government. It is regulated by the IN state drinking water program.
How many people does Northwest Jasper Regional Water District serve?
Northwest Jasper Regional Water District reports serving 4,054 people through 1,064 service connections in Jasper County, Indiana.
Where does Northwest Jasper Regional Water District 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 Northwest Jasper Regional Water District have any drinking water violations?
EPA's records list 7 violations for this system; 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 Northwest Jasper Regional Water District'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 7 violations for this system; none is health-based, and the most recent began in April 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the IN state drinking water program.
Where can I find Northwest Jasper Regional Water District's water quality report?
As a community water system, Northwest Jasper Regional Water District must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Jasper County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rensselaer Water Department | Jasper | 6,200 | Community | Groundwater |
| Kankakee Valley Intermed & Middle Schls | Jasper | 1,409 | Non-transient non-community | Groundwater |
| Remington Water Works | Jasper | 1,182 | Community | Groundwater |
| Family Express #6 - Wheatfield | Jasper | 1,102 | Transient non-community | Groundwater |
| Mcdonalds | Jasper | 786 | Non-transient non-community | Groundwater |
| Burger King | Jasper | 770 | 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, “Northwest Jasper Regional Water District, PWSID IN5237015, Indiana”, https://aquacensus.com/water-systems/indiana/northwest-jasper-regional-water-district-in5237015 (data as of October 1, 2026).