Surface runoff definition

Surface runoff means rainwater (including snow and other precipitation) which is on the surface of the ground (whether or not it is moving) and, has not entered a watercourse, drainage system or public sewer.
Surface runoff means waters, which fall on land or arise from springs and diffuse themselves over the surface of the ground following no defined channel.
Surface runoff means rainwater (including snow and other precipitation) which—

Examples of Surface runoff in a sentence

  • Surface runoff from the Land Parcel and all neighbouring lands must be allowed to discharge through the drains within the Land Parcel.

  • While the Minnesota Supreme Court has never been called upon to construe the Speech or Debate Clause in the Minnesota Constitution, Judge Otis H.

  • Surface runoff from disturbed areas that is comprised of flow from drainage areas greater than or equal to three acres shall be controlled by a sediment basin.

  • Surface runoff shall be directed into appropriate stormwater control measures designed for treatment and/or filtration to the maximum extent practicable and/or captured and reused onsite.

  • Surface runoff or ground water influx accumulating in the excavation should be pumped out prior to placing concrete in drilled pier.

  • Therefore, the project would not create a new substantial source of light or glare that would adversely affect views in the area and project impacts would be less than significant.LESS THAN SIGNIFICANT IMPACT This page intentionally left blank.Figure 4 Project Building Elevations‌ This page intentionally left blank.

  • Surface runoff from the fill surface shall be diverted to stabilized channels off the fill which will safely pass the runoff from a 100-year, 24-hour precipitation event.

  • Surface run-off water should be drained away from the excavations and not be allowed to pond.

  • Surface runoff from the top surface of the fill shall not be allowed to flow over the outslope of the fill.(6) Surface runoff from the outslope of the fill shall be diverted off the fill to properly designed channels which will pass safely a 100-year, 24-hour pre- cipitation event.

  • Surface runoff will be controlled by using siltation controls such as silt fencing around the construction site to minimize erosion of materials into adjacent wetlands and/or waterways.

More Definitions of Surface runoff

Surface runoff means any overland flow of liquid off the developed area;
Surface runoff means that portion of stormwater that does not infiltrate into the ground or evaporates, but instead flows onto adjacent land or watercourses or is routed to stormwater conveyance systems.
Surface runoff means water, primarily from precipitation, running over the landscape;
Surface runoff means that part of the precipitation that passes over the surface of the soil to the nearest surface stream without first passing beneath the surface. (Amended August 27, 1999)
Surface runoff means precipitation that flows onto the surfaces of roofs, streets, the ground, and the like, and is not absorbed or retained by that surface but collects and runs off.

Related to Surface runoff

  • Surface waters means all waters of the state as defined in G.S. 143-212 except underground waters

  • Surface water means all water which is open to the atmosphere and subject to surface runoff.

  • Water surface elevation means the height, in relation to the National Geodetic Vertical Datum (NGVD) of 1929, the North American Vertical Datum (NAVD) of 1988, or other datum, where specified, of floods of various magnitudes and frequencies in the floodplains of riverine areas.

  • Stormwater runoff means water flow on the surface of the ground or in storm sewers, resulting from precipitation.

  • Water Surface Elevation (WSE means the height, in relation to NAVD 1988, of floods of various magnitudes and frequencies in the floodplains of riverine areas.

  • Mine drainage means any drainage, and any water pumped or siphoned, from an active mining area or a post-mining area. The abbreviation “ml/l” means milliliters per liter.

  • Potable means water suitable for drinking by the public.

  • Drainage means the movement of water to a place of disposal, whether by way of the natural characteristics of the ground surface or by artificial means;

  • Groundwater means all water, which is below the surface of the ground in the saturation zone and in direct contact with the ground or subsoil.

  • Underground source of drinking water means an aquifer or its portion:

  • Soil means all unconsolidated mineral and organic material of any origin.

  • drainage work means any watercourse and includes any land which is expected to provide flood storage capacity for any watercourse and any bank, wall, embankment or other structure, or any appliance, constructed or used for land drainage or flood defence;

  • Drainage area means a geographic area within which stormwater, sediments, or dissolved materials drain to a particular receiving waterbody or to a particular point along a receiving waterbody.

  • Ash means all species of the genus Fraxinus.

  • Sedimentation means a process for removal of solids before filtration by gravity or separation.

  • Topsoil means a varying depth (up to 300 mm) of the soil profile irrespective of the fertility, appearance, structure, agricultural potential, fertility and composition of the soil;

  • Underground tank means a device meeting the definition of tank whose entire surface area is totally below the surface of and covered by the ground.

  • Incineration means an engineered process involving burning or combustion of solid waste to thermally degrade waste materials at high temperatures;

  • Sewage sludge weight means the weight of sewage sludge, in dry U.S. tons, including admixtures such as liming materials or bulking agents. Monitoring frequencies for sewage sludge parameters are based on the reported sludge weight generated in a calendar year (use the most recent calendar year data when the NPDES permit is up for renewal).

  • Stormwater management planning area means the geographic area for which a stormwater management planning agency is authorized to prepare stormwater management plans, or a specific portion of that area identified in a stormwater management plan prepared by that agency.

  • Ambient air means that portion of the atmosphere, external to buildings, to which the general public has access.