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Hi3 Water

New Jersey Water Assets

Mid-Atlantic

New Jersey manages water through allocation permits with Coastal Plain confined aquifers and Piedmont/Highlands fractured rock aquifers.

Riparian21 counties tracked2172 active alerts
36,306
Total Assets
59.0
Avg WIS
28,266
Verified
1
High WIS (75+)

New Jersey Water Intelligence Report

Hi3 Water tracks 36,306 water assets across New Jersey, spanning 21 counties and 6 distinct asset types. The average Water Intelligence Score (WIS) across New Jersey is 59.0/100, with 1 assets scoring in the high-value range (75+). New Jersey operates under Riparian water law, which directly affects water rights acquisition and asset valuation in this state.

The dominant water asset type in New Jersey is River (25,999 assets, avg WIS 64.1). The highest concentration is in Burlington County with 898 tracked assets.

2,172 active regulatory alerts are currently tracked in New Jersey, including EPA violations, drought declarations, and state water board enforcement actions. Always check the regulatory intelligence for any asset before making acquisition decisions.

Data sources: USGS Water Data, EPA ECHO, state water boards, and verified field reports. Water Intelligence Scores are computed across flow rate, geological stability, legal accessibility, sustainability, and rarity. Report last updated: June 29, 2026.

Asset Types in New Jersey

River
25,999
Avg WIS 64.1
Well
8,032
Avg WIS 46.0
Lake
1,367
Avg WIS 42.0
Reservoir
899
Avg WIS 55.5
Spring
7
Avg WIS 40.0
Aquifer
2
Avg WIS 74.5

Intelligence Grade Distribution

How New Jersey assets are graded

S (≥90) — Exceptional0 (0.0%)
A (75-89) — Excellent1 (0.0%)
B (55-74) — Good26,000 (71.6%)
C (35-54) — Fair10,305 (28.4%)
D (<35) — Limited0 (0.0%)

Regulatory Alerts

Drought, EPA violations, and enforcement actions affecting New Jersey

3
critical
123
high
2013
medium
33
low
0
info
Ringwood Creek near Wanaque NJ — Gage Height 10.6 ft
usgs_flood · flood_warning
Passaic River at Pine Brook NJ — Gage Height 13.4 ft
usgs_flood · flood_warning
Canoe Brook near Summit NJ — Gage Height 11.3 ft
usgs_flood · flood_warning

Top Counties in New Jersey

Burlington
898 assetsWIS 46
Ocean
868 assetsWIS 47
Gloucester
788 assetsWIS 46
Atlantic
744 assetsWIS 46
Camden
664 assetsWIS 48
Morris
558 assetsWIS 43
Monmouth
510 assetsWIS 48
Middlesex
503 assetsWIS 45
Mercer
442 assetsWIS 45
Salem
413 assetsWIS 46
Cumberland
375 assetsWIS 46
Cape May
351 assetsWIS 49

Aquifer Type Mix

unconfined
3,505
Avg WIS 45
confined
1,806
Avg WIS 53

Top 10 Water Assets in New Jersey

Ranked by Water Intelligence Score — New Jersey's highest-scoring springs, wells, and aquifers.

View all on map
  1. 1

    Northern Atlantic Coastal Plain Aquifer — New Jersey Pine Barrens

    Aquifer
    Burlington County·500 GPM
    76
    WIS
  2. 2

    Early Mesozoic Basin Aquifer — Newark Basin

    Aquifer
    Somerset County·150 GPM
    73
    WIS
  3. 3

    Merrill Creek Main Dam

    Reservoir
    ·1,346 GPM
    67
    WIS
  4. 4

    Monksville Dam

    Reservoir
    ·9,732,451 GPM
    67
    WIS
  5. 5

    Boonton Dam

    Reservoir
    ·4,937,141 GPM
    67
    WIS
  6. 6

    Bear Pond Dam D

    Reservoir
    ·66,427 GPM
    66
    WIS
  7. 7

    Swimming River Reservoir Dam

    Reservoir
    ·12,356,317 GPM
    66
    WIS
  8. 8

    Lake Tappan Dam

    Reservoir
    ·12,118,437 GPM
    66
    WIS
  9. 9

    Macopin Reservoir Dam

    Reservoir
    ·7,899,426 GPM
    66
    WIS
  10. 10

    Woodcliff Lake Dam

    Reservoir
    ·6,104,102 GPM
    66
    WIS
Avg Flow Rate
148,053 GPM
Avg Depth
178 ft
For Sale
0
Fossil Water
0

Explore New Jersey on the Interactive Map

View all 36,306 water assets, aquifer boundaries, water rights data, and regulatory alerts for New Jersey.

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