New Jersey Groundwater Network
Groundwater is the sole source of water supply for many people in New Jersey. Large-scale groundwater pumpage, installation of sanitary- and storm-sewer systems, and frequent variations in precipitation all have significant effects on regional groundwater levels and aquifer storage. In order to properly manage this resource, there needs to be a consistent dataset of hydrologic data available for water managers and scientist to use to assess long- and short-term changes within the aquifer system that can detrimentally affect this vital resource.
The USGS has operated a groundwater-monitoring network throughout the state of New Jersey since the early 1900’s. This network provides a consistent, long-term, region-wide hydrologic data-set for scientists to use to properly evaluate and manage the region’s water resources and environmentally sensitive habitats, and for engineers to assess local conditions in support of urban-development and resiliency projects.

The extent and data-collection frequency of this program varies throughout the region from (1) annual-synoptic, which provides data needed for baseline statistical studies and groundwater-model calibration; (2) monthly, which in addition to the above, provides data needed for water-availability and saltwater-intrusion studies, groundwater/surface-water-interaction studies, seasonal-trend analysis, climate change and sea-level rise analysis, and drought and flood monitoring; and (3) continuous recording or real time, which provides additional data needed for short-term trend analysis, recharge and tidal-variation studies, local groundwater-withdrawal monitoring, and real-time drought and flood monitoring.
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USGS National Groundwater Resources
- USGS Office of Groundwater
- Groundwater Resources Program (GWRP)
- Groundwater Atlas of the United States
- Selected USGS Groundwater Publications
- Aquifer Basics
New Jersey Department of Environmental Protection
Below are other science projects associated with this project.
Long-term Water Monitoring Networks in New Jersey
Program to Maintain and Update Groundwater Models
Research and Investigations
New Jersey Ambient Groundwater-Quality Monitoring Network
Below are data or web applications associated with this project.
USGS Groundwater Data for New Jersey
New Jersey Groundwater Watch
Below are publications associated with this project.
Recovery of Ground-Water Levels from 1988 to 2003 and Analysis of Effects of 2003 and Full-Allocation Withdrawals in Critical Area 2, Southern New Jersey
Recovery of Ground-Water Levels From 1988 to 2003 and Analysis of Potential Water-Supply Management Options in Critical Area 1, East-Central New Jersey
Real-time ground-water-level monitoring in New Jersey, 2002
A hydrologic primer for New Jersey watershed management
Groundwater is the sole source of water supply for many people in New Jersey. Large-scale groundwater pumpage, installation of sanitary- and storm-sewer systems, and frequent variations in precipitation all have significant effects on regional groundwater levels and aquifer storage. In order to properly manage this resource, there needs to be a consistent dataset of hydrologic data available for water managers and scientist to use to assess long- and short-term changes within the aquifer system that can detrimentally affect this vital resource.
The USGS has operated a groundwater-monitoring network throughout the state of New Jersey since the early 1900’s. This network provides a consistent, long-term, region-wide hydrologic data-set for scientists to use to properly evaluate and manage the region’s water resources and environmentally sensitive habitats, and for engineers to assess local conditions in support of urban-development and resiliency projects.

The extent and data-collection frequency of this program varies throughout the region from (1) annual-synoptic, which provides data needed for baseline statistical studies and groundwater-model calibration; (2) monthly, which in addition to the above, provides data needed for water-availability and saltwater-intrusion studies, groundwater/surface-water-interaction studies, seasonal-trend analysis, climate change and sea-level rise analysis, and drought and flood monitoring; and (3) continuous recording or real time, which provides additional data needed for short-term trend analysis, recharge and tidal-variation studies, local groundwater-withdrawal monitoring, and real-time drought and flood monitoring.
_____
USGS National Groundwater Resources
- USGS Office of Groundwater
- Groundwater Resources Program (GWRP)
- Groundwater Atlas of the United States
- Selected USGS Groundwater Publications
- Aquifer Basics
New Jersey Department of Environmental Protection
Below are other science projects associated with this project.
Long-term Water Monitoring Networks in New Jersey
Program to Maintain and Update Groundwater Models
Research and Investigations
New Jersey Ambient Groundwater-Quality Monitoring Network
Below are data or web applications associated with this project.
USGS Groundwater Data for New Jersey
New Jersey Groundwater Watch
Below are publications associated with this project.