Storm Water Mapping

 

From the US EPA web site:

Phase II MS4s are required to develop a program to detect and eliminate illicit discharges. This primarily includes developing:

  • A storm sewer system map

... click here for the full list:         US EPA    

 

 

 

 

Clermont County Surface Water

 

Clermont County Storm Water Conveyance Systems (35Mb)

 

A Python class to capture a stream network:
StreamNet.py                     LeftRight.py   (called by StreamNet.py)
FindBifurcates.py               Use this to clean up the stream network prior to running StreamNet.py.


News:

- Presented, September 26, 2018 at the 2018 Ohio GIS Conference
      Building a logical stream network with Python (intermediate Python concepts)

- Presented, September 23, 2015 at the 2015 Ohio GIS Conference
      Water over the Bridge and Other Challenges of NHD Stewardship

- Nice Hydrography FAQ
      National Assessment of Hydrography Data FAQ
      see also: NAHD Benefit Analysis

- Presented, December 11, 2014 at the Cincinnati GIS User's Group
      What I did with Python over the summer

- Presented, May 10, 2013 at the 2013 Ohio Stormwater Conference in Sharonville OH.
      Mellman-OHSW_Conference_Presentation.pdf

- Presented, May 14, 2009 at the 2009 Ohio Stormwater Conference in Mason OH.
      McManus-Mellman-OHSW_Conference_Presentation.pdf

- Recently found Google News link.
  No endorsement or trust of Wired is implied, this is just a popular press article on storm water illicit discharge issues:
      Artcle in Wired             (archive)

- Found on ESRI conference site.
      Fulfilling EPA Requirements for Storm Water Mapping Using GIS             (archive)

- From the New York Times:
      As Sewers Fill Waste Poisons Waterways       (archive)

 


Links:

Ohio EPA Surface Water Department

Ohio EPA NPDES

US EPA NPDES main page

Surf your watershed