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NOTE: Provisional Data Subject to Revision

Spruce Run Beach

Spruce Run Reservoir

Maintained by: NJDEP - Freshwater & Biological Monitoring

Timestamp: Data as of 2025-07-16 03:01:04

Latitude: 40.65712525

Longitude: -74.93313427

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Recent Trend Over Time

Timestamp: Data as of 2025-07-16 03:01:04

Table Legend: Rising Trend | Falling Trend | No Change

Variable 1 Day 3 Days 1 Week 2 Weeks 3 Weeks 1 Month
Temperature 29.2 29.3 29.5 28.8 28.4 27.1
Specific Conductance 0.2 0.2 0.3 0.3 0.3 0.3
Salinity 0.1 0.1 0.1 0.1 0.1 0.1
Dissolved Oxygen 122.8 119.4 121 122.8 125.9 127.2
DO Concentration 9.4 9.1 9.2 9.5 9.8 10.1
Depth 0.7 0.7 0.6 0.6 0.6 0.6
pH 9.2 9.2 9.2 9.2 9.2 9.1
Turbidity 2.5 2.3 1.8 2 2.2 2.5
Chlorophyll a 5.9 6.5 6 7 6.6 6.8
Phycocyanin 0.2 0.2 0.1 0.2 0.4 0.5

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QA’d Data Date Range

Earliest: 2021-09-15 15:16:04 | Latest: 2023-09-28 08:46:04