Public water system · OH8703211
ActiveNorthwestern W and Sd - Weston
At a glance
Northwestern W and Sd - Weston (PWSID OH8703211) is an active community water system in Wood County, Ohio. It reports serving 3,648 people through 1,303 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in December 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,648
Service connections
1,303
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Northwestern W and Sd - Weston compare with other water systems in Wood County?
By EPA's size categories, Northwestern W and Sd - Weston is a medium system (3,301 to 10,000 people). Wood County has 50 active public water systems, and Northwestern W and Sd - Weston is the 6th-largest of them by population served. Its population served is about 58% above the county average of 2,306 people per system, and accounts for 3.2% of the 115,282 people reported by systems filed under the county. Across Ohio, the 3,854 active systems average 2,767 people each. Nationally, the average active community water system reports serving 6,703 people, so Northwestern W and Sd - Weston is about half of 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. Ohio has 1,028 active community water systems, 27% of the state's 3,854 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 191 Ohio systems (5%) list purchased surface water as their primary source.
Who owns and regulates Northwestern W and Sd - Weston?
EPA lists Northwestern W and Sd - Weston as owned by a local government. The OH state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 13 of the 50 active systems in Wood County (26%) are also owned by a local government.
Does Northwestern W and Sd - Weston have drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in December 2009. The violations listed here began between October 1994 and December 2009. By type: 5 contaminant level above the legal limit, 5 public notice, recordkeeping or other, 1 monitoring and reporting and 1 required treatment not met. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (5 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2009-12-31 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2006-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2006-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2006-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2006-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2005-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2005-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2004-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2003-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2002-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2001-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1994-10-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | 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.
Northwestern W and Sd - Weston: frequently asked questions
Who runs Northwestern W and Sd - Weston?
Northwestern W and Sd - Weston (PWSID OH8703211) is a community water system owned by a local government. It is regulated by the OH state drinking water program.
How many people does Northwestern W and Sd - Weston serve?
Northwestern W and Sd - Weston reports serving 3,648 people through 1,303 service connections in Wood County, Ohio.
Where does Northwestern W and Sd - Weston 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 Northwestern W and Sd - Weston have any drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in December 2009. 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 Northwestern W and Sd - Weston'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, 6 are health-based, and the most recent began in December 2009. For current results, consult the system's annual water quality report, EPA ECHO, or the OH state drinking water program.
Where can I find Northwestern W and Sd - Weston's water quality report?
As a community water system, Northwestern W and Sd - Weston 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 Wood County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Bowling Green City | Wood | 31,578 | Community | Surface water |
| Perrysburg City Pws | Wood | 27,000 | Community | Purchased surface water |
| Northwestern W and Sd - Toledo Svc Area | Wood | 19,758 | Community | Purchased surface water |
| Northwestern W and Sd - Oregon Wtln 200 | Wood | 9,629 | Community | Purchased surface water |
| Northwestern W and Sd - Portage | Wood | 4,776 | Community | Purchased surface water |
| Northwestern W and Sd - Middleton Twp | Wood | 3,615 | Community | Purchased surface water |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Northwestern W and Sd - Weston, PWSID OH8703211, Ohio”, https://aquacensus.com/water-systems/ohio/northwestern-w-and-sd-weston-oh8703211 (data as of October 1, 2026).