Department: Flood Control District
Department Head/Elected Official: Tina Petersen, Ph.D., P.E., Executive Director
Regular or Supplemental RCA: Regular RCA
Type of Request: Interlocal Agreement
Project ID (if applicable): P500-06-00-E006
Vendor/Entity Legal Name (if applicable): Harris County
MWDBE Contracted Goal (if applicable): N/A
MWDBE Current Participation (if applicable): N/A
Justification for 0% MWDBE Participation Goal: N/A - Goal not applicable to request
Request Summary (Agenda Caption):
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Request for approval of an interlocal agreement with Harris County to provide for the purchase of 7.4 acre-feet of detention storage from Unit P500-06-00 for Harris County to mitigate the Harris County Single Family New Construction Program - Connorvale Development. (Greens Bayou Watershed, Project ID P500-06-00-E006, Agreement No. 2024-05, Precinct 2).
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Background and Discussion:
The Flood Control District and County have previously participated in partnerships for area-wide drainage and flood control projects in the Greens Bayou watershed that are related to the project. The County has quantified the amount of detention necessary to mitigate for the impact of the Development to be 7.4 acre-feet. The Flood Control District and County previously reached an informal agreement for 4 acre-feet of mitigation for the Development to be included in the Project. Since then, they have determined a need for an additional 3.4 acre-feet of mitigation bringing the total necessary mitigation to 7.4 acre-feet.
The value of the storage volume within Unit P500-06-00 basin is $28,948.86 per acre foot. Therefore, the total cost for the detention volume needed as mitigation for the Development is $214,221.55.
Expected Impact:
This will provide the necessary mitigation required for the newly developed Castlewood and Highland Subdivision.
Alternative Options:
The existing storm sewer system going into Greens Bayou is currently at its limit until the Flood Control D...
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