Mahwah Water Department is a large public water system in EPA region 2 that provides tap water for the 07430 zip codes. It has 10 facilities where the water supply was tested for 78 chemical contaminants that impact tap water quality and human health.
The maximum reported level of HAA5 (five regulated haloacetic acids) was 22.21 µg/L. The maximum reported level of Manganese was 12.2 µg/L. There were 2 contamintants found in the Mahwah Water Department water supply at levels that were above the minimum reporting level.
Ford Wells TP
Ground Water (GW)Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Well 16 TP
Ground Water (GW)Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Well 17 TP
Ground Water (GW)Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Veolia Water Consecutive Connection
Surface Water (SW)Representative IntertieEntry Point to the Distribution System (EP)
Well 19 TP
Ground Water (GW)Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Distribution System
Surface Water (SW)33 Nilsen Ave.Distribution System (DS)
18 Janice Ct.Distribution System (DS)
56 E.. Mahwah Rd.Distribution System (DS)
1 Rozanski LaneDistribution System (DS)
Distribution System
Multiple Sources (MX)Max. Res. Time in Dist. SystemMaximum Residence Time (MR)
FARDALE WELL 1
Ground Water (GW)FARDALE WELL 1 NJ0233001-12Entry Point to the Distribution System (EP)
OLD STATION WELL FACILITY
Ground Water (GW)OLD STATION WELL FA NJ0233001-18Entry Point to the Distribution System (EP)
WELL 19/RAMAPO VALLEY ROAD
Ground Water (GW)WELL 19/RAMAPO VALL NJ0233001-19Entry Point to the Distribution System (EP)
The latest water samples were taken on May 28th, 2025.