Water system
Waynoka Regional Water and Sewer Dist
EPA ID OH0800811 · Brown County · 2,428 people served
Waynoka Regional Water and Sewer Dist treats its own water from Lake Waynoka / Sycamore Run reservoirs.
The system's record
- Water bodies
- Lake Waynoka, Sycamore Run Reservoir
- Raw intakes
- Sycamore Run Reservoir
Reservoir - Serves
- 2,428 people · Brown County
- EPA ID
- OH0800811
District serves the Lake Waynoka community; own_intakes list a Sycamore Run reservoir and an unnamed upground reservoir (documented elsewhere as the Lake Waynoka Water Supply Reservoir); exact intake-to-reservoir naming not fully confirmed, hence medium confidence.
About this area's water
Water quality & impurities
EPA compliance record
Lead at the tap: 90th-percentile result 1.2 ppb in 2023 (action level 15 ppb).
EPA health-based violations since 2015:
- 2022Total coliform · treatment technique violation · returned to compliance
EPA's count of 2 includes 1 repeat quarterly violation of the problems listed.
7 violations of any kind logged since 2020, 5 of them paperwork (monitoring, reporting, public notice or consumer report).
Present in 1 ZIP code
Serves
Main water supplier in 1 ZIP code
- 45171 · Sardinia19% 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
Waynoka Regional Water and Sewer Dist does not buy water from another system on record; it treats its own source water.
No other system is on record buying water from Waynoka Regional Water and Sewer Dist.
On the map
Show this system's territory on the map — 1 ZIP code 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
Waynoka Regional Water and Sewer Dist's own pages: waterqualitydata.us, en.wikipedia.org