Tag Archives: TMDL

Vermont Releases Draft Required Agricultural Practices for Improving Water Quality

On October 28, the Vermont Agency of Agriculture, Food, and Markets (VAAFM) released draft required agricultural practices (RAPs). These rules would, for the first time, apply to small Vermont farms. The rules are intended to control and reduce agricultural nonpoint source pollution and nutrient losses from farm fields to surface and groundwater. The goal is […]

Continue Reading

EPA Proposes TMDLs for Lake Champlain

On Aug. 14, the U.S. Environmental Protection Agency (EPA) issued phosphorus Total Maximum Daily Loads (TMDLs) for the 12 Vermont segments of Lake Champlain, the sixth-largest freshwater body in the U.S. Despite reductions in phosphorus entering the lake from several of its tributaries, phosphorus concentrations have not significantly decreased in any areas of Lake Champlain. […]

Continue Reading

Appeals Court Upholds Chesapeake Bay TMDL

Ruling in favor of the U.S. Environmental Protection Agency (EPA) and other interveners on July 6, the federal Third Circuit Court of Appeals upheld the legality of the multi-state Chesapeake Bay total maximum daily load (TMDL). Established in 2010, the TMDL requires reductions in nitrogen, phosphorus, and sediment from Delaware, Maryland, New York, Pennsylvania, Virginia, […]

Continue Reading

Nine Nationwide Nonpoint Solutions

Nine case studies show how communities across the U.S. are developing tools to overcome stormwater challenges. These solutions will be presented at the 2015 Stormwater Congress.

Continue Reading

TMDL Can Apply to Lake Sediment, Court Rules

The California Court of Appeal, Second Appellate District, has ruled that a total maximum daily load (TMDL) established for McGrath Lake’s sediment bed does not violate the Clean Water Act, state water code, or the California Environmental Quality Act. The court filed its opinion for Conway v. State Water Resources Control Board. on March 30. […]

Continue Reading

Court To Rule Again on Flow-Based TMDLs

On Feb. 18, the City of Rutland, Vt., filed a complaint requesting that the U.S. District Court for the District of Vermont vacate a flow-based total maximum daily load (TMDL) for biological impairments in Moon Brook. The TMDL regulates the amount of stormwater entering Moon Brook using flow as a surrogate for sediment. Flow-based TMDLs […]

Continue Reading

New Report Shows Chesapeake Bay Pollution Score Improves, Fisheries Decline

On Jan. 5, the Chesapeake Bay Foundation (CBF) released its biennial “State of the Bay Report,” showing that while the overall pollution score improved, there has been a decline in fisheries. The “2014 State of the Bay Report” score is 32, a D+, unchanged from the 2012 score. The report notes improvements in dissolved oxygen, […]

Continue Reading

Environmental Groups Challenge EPA Approval of West Virginia TMDLs

On Jan. 7, four environmental groups filed a federal lawsuit challenging the U.S. Environmental Protection Agency’s (EPA) alleged improper approval of total maximum daily loads (TMDLs) and the agency’s failure to require them in the absence of West Virginia state limits. The lawsuit, which covers six final actions in West Virginia waterways, was filed in […]

Continue Reading

Federal Agencies Call Virginia Water Quality Trading Program A National Model

On Dec. 16, federal government representatives, Virginia Governor Terry McAuliffe, and others came together to recognize an innovative, market-based nutrient trading program run by Virginia to improve Chesapeake Bay water quality. The U.S. Environmental Protection Agency, U.S. Department of Agriculture, and the White House Council on Environmental Quality lauded the trading scheme as a model […]

Continue Reading

EPA Issues New TMDL Memorandum, Eliminates Flow Surrogate

On November 26, the U.S. Environmental Protection Agency (EPA) issued a new memorandum updating aspects of its November 2002 memorandum on the subject of “Establishing Total Maximum Daily Load (TMDL) Wasteload Allocations (WLAs) for Storm Water Sources and NPDES Permit Requirements Based on Those WLAs.”  Perhaps most significantly, language regarding the use of flow as […]

Continue Reading