EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

Jefferson, New York

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems5active CWS · pop. 2,500+
Population served75,201reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Jefferson

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
Fort DrumNY221221434,000Surface water purchasedNo current violation flagged
Watertown CityNY220234627,861Surface waterNo current violation flagged
Leray Town Wd 1, 2, 4NY22212067,140Ground waterNo current violation flagged
Carthage VillageNY22023343,600Surface waterNo current violation flagged
Cape Vincent Town Wd 1 & 5NY22300182,600Surface water purchasedNo current violation flagged

02 / SOURCE MIX

Surface water purchased2 systems · 36,600 served
Surface water2 systems · 31,461 served
Ground water1 systems · 7,140 served
How to read the population total

It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.