• Fall 2021 MS4 Newsletter is here! Fall 2021 MS4 Newsletter is here!
    The second edition of the CT MS4 newsletter is out. It covers the new 2020 Impaired Waters Data Layers, an update on CT Stormwater Authorities, upcoming stormwater events and much more!
    Posted on October 8, 2021
  • Stormwater Pond Retrofit Workshop – Monday, July 26th Stormwater Pond Retrofit Workshop – Monday, July 26th
    UConn CLEAR is holding a Stormwater Pond Retrofit Workshop that will demonstrate how to retrofit existing dry and wet stormwater ponds and bioretention areas to allow for infiltration and/or better pollutant removal. The workshop will be presented by nationally-known expert Dr. Bill Hunt from North Carolina State University on Monday, July 26, 2021, from 9 am to 3 pm […]
    Posted on July 2, 2021
  • MS4 Year 5 and Beyond webinar – July 1st MS4 Year 5 and Beyond webinar – July 1st
    As we approach the 5th and final year of CT’s updated MS4 permit we’re offering a webinar to review the new tasks coming due, offer some guidance on what to expect next year, and address the most commonly confused MS4 concepts based on a review of Annual Reports. We’ll also share some MS4 news and […]
    Posted on June 25, 2021
  • CT MS4 Newsletter CT MS4 Newsletter
    This newsletter was created to relay occasional updates and important information to MS4 regulated communities. In this Issue: · Don’t Forget your Annual Reports· Watch the Disconnection Workshop Series· Encouraging LID with a Checklist· MS4 Puzzler· MS4 Tool of the month Don’t Forget your Annual Reports! Unless you put it in your Annual Report, CT […]
    Posted on January 4, 2021
  • December Disconnection Workshop series December Disconnection Workshop series
    We’re holding a virtual workshop series covering all aspects of impervious cover disconnection in the MS4 permit. Each workshop session is (approx) 1-hour long. Register here. Join us at 1pm on: Wednesday, December 2nd when we’re talking about how to review your regulations and local guidance for barriers to Low Impact Development. Wednesday, December 9th […]
    Posted on December 3, 2020
  • Monitoring requirement for bacteria impaired waters
    First, a very quick summary of the impaired waters monitoring program: One MS4 monitoring requirement is that MS4s conduct wet weather monitoring of all outfalls that discharge directly to stormwater impaired waterbodies which can be impaired by bacteria, nitrogen, phosphorus, or other pollutant of concern. Impaired waterbodies can be seen on the MS4 map viewer: […]
    Posted on February 26, 2020
  • New option for taking nitrogen samples
    There wasn’t a cheap and simple way to take field measurements of Total Nitrogen (TN).  Samples had to be sent to a lab – until now! To help reduce water quality testing costs, CT DEEP agreed to allow MS4 communities to use less expensive field tests for nitrate and ammonia to estimate Total Nitrogen.  If […]
    Posted on January 23, 2020
  • Stormwater System Mapping Template Stormwater System Mapping Template
    A new tool is available to make it easier for communities to create or enhance a map of their stormwater system. The CT GIS Network‘s Standards Committee has collaborated with the CT Department of Transportation (CTDOT) to develop a Stormwater System Mapping Template. The template provides a framework for mapping everything from your catch basins […]
    Posted on September 4, 2019
  • New interactive online CT Stormwater Quality Manual
    There’s a new way to use the 2004 CT Stormwater Quality Manual and its LID Amendment.  There’s now an online version making it easier to find the content you’re looking for and search the manual for a particular topic.  There are also hyperlinks added wherever another document or link (if it still exists since the […]
    Posted on July 26, 2019
  • Monitoring workshop coming up on Thursday, June 20th!
    NEMO is offering an MS4 Monitoring workshop at Milford City Hall on June 20th. This is a free half-day workshop from 9am – noon. We’ll cover MS4 water quality monitoring requirements, how to collect samples, types of equipment that can be used and strategies for meeting these requirements for both smaller and larger municipalities and […]
    Posted on May 28, 2019