The River Wansbeck Valley is narrow and steep and as a consequence has exaggerated amounts of surface runoff.
42.
Accumulations in the soil, vegetation, and surface runoff have not been large enough to measure above natural background.
43.
Many world regulatory agencies have encouraged research on methods of minimizing total surface runoff by avoiding unnecessary hardscape.
44.
The resulting surface runoff water carrying pollutants may be considered a line source discharging into a river or stream.
45.
Ahmanson Ranch foes contend its development will create surface runoff leading to further pollution of Surfrider Beach in Malibu.
46.
Surface runoff occurring within forests can supply lakes with high loads of mineral nitrogen and phosphorus leading to eutrophication.
47.
Surface runoff during storm events can significantly increase stream velocity and alter stream hydrology with channelization and excessive sediment deposits.
48.
The Department of Ecology found that surface runoff is the largest source of toxic chemicals being deposited into Puget Sound.
49.
On at least two occasions under heavy rainfall the pond received pesticide rinse water and surface runoff from the site.
50.
Its unique feature was the construction of nine stormwater collection stations to tap surface runoff from the surrounding urbanised catchments.
