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

CITY WATER-SYSTEM LEDGER

Smithtown (T), New York

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

Systems3active CWS · pop. 2,500+
Population served1,130,222reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Smithtown (T)

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

Water systemPopulation servedPrimary sourceCurrent export status
Suffolk County Water AuthorityNY51105261,100,000Ground waterNo current violation flagged
Smithtown Water DistrictNY510565619,635Ground water purchasedNo current violation flagged
St James Water DistrictNY510326610,587Ground water purchasedNo current violation flagged

02 / SOURCE MIX

Ground water1 systems · 1,100,000 served
Ground water purchased2 systems · 30,222 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.