Water system
Twin City Water and Sewer District
EPA ID OH7901711 · Tuscarawas County · 9,224 people served · owned by a local government
Twin City Water and Sewer District treats its own water from Tuscarawas River valley aquifer (local wells).
The system's record
- Aquifer
- Tuscarawas River valley aquifer
- Active wells
- 3
- Serves
- 9,224 people · Tuscarawas County
- EPA ID
- OH7901711
3 active wells; no system-specific source documentation found, so kept as SDWIS groundwater hypothesis, consistent with the regional Tuscarawas valley sand/gravel aquifer used by nearby Dover and New Philadelphia.
About this area's water

Did you know
- Twin City is a genuine two-town utility: the City of Uhrichsville and the Village of Dennison merged their water and sewer systems under Uhrichsville Ordinance 1368 rather than each running its own, and the district is…
- The wellfield sits under less than 10 feet of low-permeability cover with the water table less than 10 feet down, which is why Ohio EPA rates the aquifer as highly susceptible to contamination even though the district's…
- The district treated 329,095,000 gallons in 2025 - about 0.9 million gallons a day from wells rated at 2.25 million gallons a day, leaving roughly half its pumping capacity in reserve.
- The district publishes almost nothing online: its entire public document library is a lead and copper inventory spreadsheet and one sanitary sewer overflow report. Even its water rates are not posted anywhere.
History6
- unknownThe City of Uhrichsville and the Village of Dennison jointly established the Twin City Water & Sewer District under Uhrichsville Ordinance 1368. It is a body politic directed by a five-member Board…
- 2001District issued $2,828,000 in USDA Sewer System Revenue Bonds to finance Ohio EPA-mandated improvements at the wastewater treatment plant.
- 2012New well water treatment plant built at 4194 Indian Hill Road, Uhrichsville, financed by a $4,244,156 Ohio EPA loan repaid over 30 years at 0% from water service charges.
- 2023Ohio EPA sanitary survey completed Aug 1, 2023 noted minor deficiencies in distribution and finished water storage. Federal EPA data also carried a Consumer Confidence Rule non-compliance flagged Feb…
- 2024Flooding hit Uhrichsville around Jan 31, 2024. In April, wet weather produced nine sanitary sewer overflow event-days (April 2-6) at the Lynn Street and Sixth Street lift station outfalls…
- 2025District held an unconditioned license to operate and treated 329,095,000 gallons of water for consumers.
Treatment & pressure
How it is treated
Groundwater only. Three wells at the Twin City Water Well Treatment Plant, 4194 Indian Hill Road, Uhrichsville, are capable of pumping about 2,250,000 gallons per day from a sand-and-gravel aquifer within the Tuscarawas River buried valley aquifer system; the system currently produces about…
Source: twincitywater.com
Water pressure
Not published. Neither the 2025 CCR nor any other public district document reviewed gives psi values or pressure zones.
Source: twincitywater.com
What it costs
No rate schedule is published anywhere online. The district website (twincitywater.com) has only Home, Water Report, Board Meetings, Employment, Contact, Public Reports and Pay…
Water quality & impurities10
| Contaminant | Level | Limit | Year |
|---|---|---|---|
| Total Trihalomethanes (TTHM) Chlorination by-product; no violation. Highest of the district's detections relative to its limit, at 56% of the MCL. | 44.7 (range… ppb | MCL 80 | 2025 |
| Haloacetic Acids (HAA5) Chlorination by-product; no violation. | 5.22 (range… ppb | MCL 60 | 2025 |
| Total Chlorine Disinfectant residual. | 0.82 (range… ppm | MRDL 4 | 2025 |
| Lead (90th percentile) 0 of 20 samples exceeded the action level. | 2.02 ppb | AL 15 | 2023 |
| Copper (90th percentile) 0 of 20 samples exceeded the action level. | 0.198 ppm | AL 1.3 | 2023 |
| Barium Discharge of drilling wastes and metal refineries; erosion of natural deposits. Far below MCL. | 0.038 (range… ppm | MCL 2 | 2025 |
| Combined Radium (226/228) Not detected above the reporting limit. | <0.703 pCi/L | MCL 5 | 2025 |
| Alpha Emitters Not detected above the reporting limit. | <1.34 pCi/L | MCL 15 | 2025 |
| Nitrate (as N) Not detected above the reporting limit. | <0.100 ppm | MCL 10 | 2025 |
| Alachlor Herbicide; not detected above the reporting limit. | <0.30 ppb | MCL 3 | 2024 |
Source: twincitywater.comwtoh.us
EPA compliance record
Lead at the tap: 90th-percentile result 2 ppb in 2023 (action level 15 ppb).
EPA record: no health-based violations since 2015.
1 violation of any kind logged since 2020, 1 of them paperwork (monitoring, reporting, public notice or consumer report).
Projects & plans10
Recent and current work
- Trunk sewer relining (Ohio EPA loan CS392655-02) · $1.5 million · 2006 · completed
Ohio EPA loan at 1% interest. This is the source of the '$1.5 million' figure that an earlier draft attached to the 2015 water transmission main. - Rotary fan sludge press (Ohio EPA loan CS391442-0004) · $383,411 · 2010 · completed
Wastewater plant solids handling. - New well water treatment plant, 4194 Indian Hill Road (Ohio EPA loan FS391442-0008) · $4.2 million · 2012 · completed
Repaid over 30 years at 0% interest from water service charges. This is the plant described in the current CCR. - Ultraviolet disinfection system (OPWC loan CN31P) · $299,000 · 2012 · completed
Ohio Public Works Commission loan, 20 years at 0% interest. - Sixth Street lift station equipment replacement (Ohio EPA loan CS391442-0010) · $1.9 million · 2013 · completed
Intended to prevent sewage overflows during wet-weather events; recorded as complete at Dec 31, 2019. The same lift station was nonetheless an overflow point… - Water transmission main between the new well plant and the storage tank (Ohio EPA loan FS391442-0012) · $1.2 million · 2015 · completed
Approved amount was $1,237,430, repaid over 30 years at 1.57% from water service charges - not the $1.5 million reported in local coverage of the application. - Eastport Avenue Improvements Phase II · $800,000 · 2018
Funding package of a $150,000 OPWC grant, a $150,000 OPWC 0% loan, a $300,000 Tuscarawas County Critical Infrastructure Grant and a $200,000 Appalachian… - Asset Management Plan (Ohio EPA loan FS391442-0014) · $2,163 · 2018
0% five-year loan plus $10,000 in principal forgiveness from Ohio EPA.
Source: ohioauditor.gov
Planned or needed
- Lead and copper service line inventory · 2024 · completed
Published as 'LeadCopper Inventory 2024' (an .xlsx file) on the district's Public Reports page, as required by the Lead and Copper Rule Revisions; also… - No published capital improvement plan
The district publishes only two documents on its Public Reports page - the 2024 lead/copper inventory and the 2024 SSO annual report package. There is no…
Sewers
Sanitary
The district runs the joint sanitary system for Dennison and Uhrichsville plus parts of Mill and Union Townships, and operates the Twin City WWTP (Ohio NPDES permit 0PD00015), which discharges to Stillwater Creek. Offices at 308 Grant Street, Dennison; the Water & Sewer Board meets the third Thursday of each month at the sewer office…
Storm
No stormwater utility, fee, or separate storm system information is published by the district. Flooding hit Uhrichsville around Jan 31, 2024, and the April 2024 sanitary sewer overflows were wet-weather driven, which points to significant inflow and…
Sourcesverified
Compiled from the utility's own reports and public records, then independently re-checked against primary sources.
Main supplier in 2 ZIP codes
Serves
Main water supplier in 2 ZIP codes
- 44683 · Uhrichsville70% of residents
- 44621 · Dennison58% of residents
Population-weighted resident shares; a ZIP code can have more than one system on record. Recomputed from each ZIP's own system list, not from the map's cached footprint.
Buys from · Sells to
Twin City Water and Sewer District does not buy water from another system on record; it treats its own source water.
No other system is on record buying water from Twin City Water and Sewer District.
Photograph
On the map
Show this system's territory on the map — 2 ZIP codes in all.
Sources
U.S. EPA SDWIS and Community Water System Service Area Boundaries (v3, 2026), Ohio EPA primacy data, 2020 census blocks: the system serving most residents, traced through purchases to the treating utility; Ohio EPA 2023 Sewer and Water Rate Survey (Ohio State, May 2025) for household bills; Ohio EPA DEFA loan awards since 2016 for the loans paragraph · EPA SDWIS · EPA service area boundaries · Ohio EPA drinking water · Ohio EPA rate survey
Twin City Water and Sewer District's own pages: pubs.usgs.gov
Notable facts: twincitywater.com, ohioauditor.gov, twincitywater.com, codelibrary.amlegal.com
History: twincitywater.com, ohioauditor.gov, wtoh.us, codelibrary.amlegal.com
Water quality: twincitywater.com, wtoh.us
Planned work: twincitywater.com, twincitywater.com
Water pressure: twincitywater.com
Capital projects: ohioauditor.gov
Rates: twincitywater.com, twincitywater.com, ohioauditor.gov
Sewers: twincitywater.com, twincitywater.com, twincitywater.com, ohioauditor.gov
Treatment: twincitywater.com
Supply stress: twincitywater.com