Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Chemicals and Toxics
    • Climate Change
    • Emergency Response
    • Environmental Information by Location
    • Environmental Justice
    • Greener Living
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Pesticides
    • Radon
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Guidance
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • EPA Administrator
    • Organization Chart
    • Staff Directory
    • Planning, Budget, and Results
    • Jobs and Internships
    • Headquarters Offices
    • Regional Offices
    • Lab and Research Centers
Impaired Waters and TMDLs
Contact Us

Other Files Provided During Proposed Wissahickon Creek TMDL Public Comment Period

On May 20, 2015, EPA proposed a total phosphorus TMDL for the Wissahickon Creek Watershed in southeastern Pennsylvania. The TMDL will establish reductions necessary to address the poor stream health caused by excessive total phosphorus from wastewater treatment plants, stormwater runoff, and other sources. The documents and files provided below were made available to the public during the public comment period, which ran from May 20, 2015 to July 30, 2015.

  • Proposed Wissahickon Creek phosphorus TMDL
  • Wissahickon Creek TMDL model files
  • Discharge Monitoring Reports for Major Wastewater Treatment Plants (xlsx)
  • Original Wissahickon Creek TMDL Public Notice—Issued May 20, 2015 (pdf)
  • Discharge Monitoring Reports for North Wales (pdf) (2005-2006)
  • Evaluation of Nutrients as a Stressor of Aquatic Life in Wissahickon Creek, PA-Corrected (pdf)
  • Wissahickon Public Meeting handout (pdf)
  • Wissahickon TMDL Public Meeting presentation (pdf)
  • Wissahickon TMDL Public Meeting modeling approach presentation (pdf)
  • Impaired Waters and TMDLs Home
  • Program Vision
  • Impaired Waters and TMDLs throughout the U.S
  • Technical Tools and Resources
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on December 21, 2021
United States Environmental Protection Agency

Discover.

  • Accessibility
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data.gov
  • Inspector General
  • Jobs
  • Newsroom
  • Open Government
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions

Follow.