Stormwater runoff is one of the biggest threat to water quality in the Rock Creek,  a tidal creek and a tributary of the Patapsco River.  It had pristine headwaters until 1978 when major development started within its watershed.

What is stormwater runoff? It is polluted water that washes down the streets and into gutters and stormdrains, directly into the local stream, river, or harbor. This water carries high levels of sediment, oil, toxins and other pollutants from construction, industrial and municipal sites into our waterways.

Facts to know:

  • more impervious surface (pavement, roofs, etc.) = more polluted runoff.
  • stormwater runs UNTREATED into our streams, rivers, and harbor.
  • prevent storm-water with Rain barrels

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