WebStormwater Management Program. Stormwater is rain or snow melt that runs over impervious surfaces such as streets, parking lots, driveways, and roof tops. All properties with impervious surfaces generate stormwater runoff. In general, greater amounts of impervious surfaces result in greater volumes of stormwater and more potential … Webto the Slough. Information will be used to improve future citywide stormwater management. 198 1200-Z stormwater permit violations were documented for facilities that discharge to the Slough. 80 Inspections of non-permitted sites were conducted in the Slough watershed. 32 City stormwater basins were sampled to characterize stormwater discharges and
Portland OR Infiltration Testing Report - washtenaw.org
WebMitigation Management; Stormwater Management; Report a Spill or Illicit Discharge; Committees. PDX Community Advisory Committee; Citizen Noise Advisory Committee; ... Port of Portland 7200 N.E. Airport Way Portland, OR 97218 Email Us 1.800.547.8411 or 503.415.6000. Additional Contact Info. Mailing Address: P.O. Box 3529 ... WebPortland Group, Clackam as Group, Multnomah County, Gresham Group, City of Salem, City of Eugene - 2024 Summary of Comments/Response to Comments Received for MS4 … paoli carrelage
SIMPLIFIED APPROACH FORM - Portland, Oregon
WebThe City requires all new developments to treat and detain stormwater from the 2, 5, 10 and 25-year storm events to pre-development conditions, as defined in the City of Portland Stormwater Management Manual, and in the City Municipal Code. WebPortland City Code 17.38 is intended to provide for the effective management of stormwater, groundwater, and drainage, and to protect and improve water quality in the city of Portland. Portland City Code 17.39 provides Environmental Services the authority to ensure the City storm sewer and drainage systems are operated in a manner that protects ... WebPortland City Council eliminates stormwater fee exceptions for properties that discharge stormwater directly into Willamette River, Columbia River or Columbia Slough. 2006: BES creates an incentive program, Clean River Rewards; up to 100% of on-site charges are discounted for customers who take simple steps like disconnecting their downspout. paoli carlo