HomeMy WebLinkAboutNo 811 Adding the Nationwide Urban Runoff Program Design Criteria for Ponds
ORDINANCE 811
AN ORDINANCE OF MAPLEWOOD, RAMSEY COUNTY, MINNESOTA, AMENDING THE
CITY CODE BY ADDING THE NATIONWIDE URBAN RUNOFF PROGRAM (NURP)
DESIGN CRITERIA FOR PONDS
The Maplewood City Council approves the following changes to the Maplewood
Code of Ordinances:
Section 1.This section changes the following parts of the Maplewood City
Code:
Section 9-193. Generally.
(f)Where feasible, all new storm water detention ponds shall be
designed and constructed to meet the Nationwide Urban Runoff
Program (NURP) design criteria of removing at least sixty (60)
percent of the phosphorous. The engineer or designer may use the
Walker pondnet model or the Pitt pond model when designing storm
water ponds (as noted by the Minnesota Pollution Control Agency
(MPCA)Protecting Water Quality in Urban Areas manual). The
applicant or applicant’s engineer shall provide the city engineer with
the necessary calculations to verify the pond design.
Section 2.This ordinance shall take effect after the city council approvesit and
the official newspaper publishes it.
Passed by the City Council of the
City of Maplewood, Minnesota,
on the 9th day of April,2001