MLchartDataset catalogue

303(d) Listed Impaired Waters

Term · Environment · MLC-T-ENV-000050

1. A CWA Section 303(d) listed impaired water is a waterbody that is impaired or threatened and needs a TMDL. Once a waterbody is placed on the threatened and impaired waters list, it becomes one of many in line for evaluation and development of a plan for solving the problems.

2. A list of waters that fail to meet any applicable water quality standards, that states are required, under section 303(d) of the Clean Water Act, to assemble and update once every 2 years. EPA is required to determine the completeness of such lists.

Table 1. Record
IdentifierMLC-T-ENV-000050
FieldEnvironment
ReferencesHow's My Waterway Glossary; NSTEPS Online Glossary of Terms
Record as JSON
{
  "id": "MLC-T-ENV-000050",
  "term": "303(d) Listed Impaired Waters",
  "field": "Environment",
  "definition": "1. A CWA Section 303(d) listed impaired water is a waterbody that is impaired or threatened and needs a TMDL. Once a waterbody is placed on the threatened and impaired waters list, it becomes one of many in line for evaluation and development of a plan for solving the problems.\n\n2. A list of waters that fail to meet any applicable water quality standards, that states are required, under section 303(d) of the Clean Water Act, to assemble and update once every 2 years. EPA is required to determine the completeness of such lists.",
  "references": [
    "How's My Waterway Glossary",
    "NSTEPS Online Glossary of Terms"
  ],
  "url": "https://mlchart.com/terminology/environment/303-d-listed-impaired-waters/"
}

Record 50 of 30,736 in Environment terminology (MLC-0121). Request the full dataset.