River Water Quality in the Delaware River Basin—Concentrations and Trends Through 2018

Fact Sheet 2023-3014
Water Availability and Use Science Program
By: , and 

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Introduction

The Delaware River Basin provides drinking water to 13.3 million people and supports endangered species, provides recreational opportunities, and is an essential resource to regional industries. The efforts of Federal and State governments have substantially improved overall water quality in the basin, which had been severely degraded prior to the mid-20th century. Recent trend analyses of water-quality data reveal negative and positive changes: increasing rates of salinization and improvements in nutrient conditions.

Suggested Citation

Shoda, M., Gain, E.G., and Murphy, J.C., 2023, River water quality in the Delaware River Basin—Concentrations and trends through 2018: U.S. Geological Survey Fact Sheet 2023–3014, 4 p., https://doi.org/10.3133/fs20233014.

ISSN: 2327-6932 (online)

Study Area

Table of Contents

  • Trend Analysis and Multisource Data
  • Salinity and Major Ions
  • Nutrients and Suspended Solids
  • References Cited
Publication type Report
Publication Subtype USGS Numbered Series
Title River water quality in the Delaware River Basin—Concentrations and trends through 2018
Series title Fact Sheet
Series number 2023-3014
DOI 10.3133/fs20233014
Year Published 2023
Language English
Publisher U.S. Geological Survey
Publisher location Reston, VA
Contributing office(s) Lower Mississippi-Gulf Water Science Center, Ohio-Kentucky-Indiana Water Science Center, Central Midwest Water Science Center
Description Report: 4 p., 2 Data Releases
State Delaware, New Jersey, New York, Pennsylvania
Other Geospatial Delaware River Basin
Online Only (Y/N) Y
Google Analytic Metrics Metrics page
Additional publication details