ADD 1_RFP_37821_Estimation of Rainfall Accumulations Using national Weather Service Weather Surveillance R.pdf
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- Solicitation number
- RFP-01275
- Issued by
- Polk County, Florida
About this file
This document is an addendum to a Request for Proposals (RFP) issued by the St. Johns River Water Management District in Florida for the Estimation of Rainfall Accumulations Using National Weather Service Weather Surveillance Radar. The addendum provides clarifications and changes to the minimum qualifications, including the requirement for respondents to submit evaluation data sets of adjusted 15-minute radar rainfall estimates for December 2019 and May 2018. The format and naming convention for the evaluation data submittal is also specified. The RFP is intended to be available for use by other Florida governmental agencies for radar rainfall estimates to support efforts in the Upper St. Johns River and Lake Apopka basins.
The contract resulting from this solicitation is intended to refine the modeling of water supply withdrawals. The bid due date remains 2:00 p.m., Friday, June 3, 2022, and the District has provided access to the necessary data and shape files on its FTP site for respondents to use in preparing their proposals.
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Text version
DATE: May 20, 2022
TO: Prospective Respondents
FROM: Sherrie Ashby, Procurement Specialist
SUBJECT: Addendum #1 to RFP, # 37821, Estimation Of Rainfall Accumulations Using National Weather Service Weather
As a result of inquiries, the following clarifications/changes are provided for your information. Please make all appropriate changes to your bid documents.
Section 8 Minimum Qualifications (c) data dates are incorrect and should read as follows:
C) Respondent shall submit evaluation data sets [on jump drive format] of adjusted 15- minute radar rainfall estimates for the months of December 2019 and May 2018 for sample evaluation areas; The cell grids for the evaluation areas are provided as the shape files "EvaluationGrid_2km" and “EvaluationGrid_1km” on the District’s file transfer protocol (FTP) site located at ftp://ftp. sjrwmd.com/WRI/RFP Assets.zip. Rain gauge locations and data, and rainfall data sets for the respective months have also been provided on the District's FTP site. The evaluation grid is composed of 2-kilometer by 2-kilometer cell sizes to be used for the month of December 2019 and 1-kilometer by 1-kilometer cell sizes to be used for May 2018. The format of the evaluation data submittal shall be a comma delimited file for each day with cell ID (as provided in nexrain.zip) , 15-minute adjusted radar rainfall estimate, and the date and time. Each file shall be named 'mmddyyyy _ l5m txt' where mm is the month, dd is the day, and yyyy is the calendar year.
NOTE: The Bid Due Date remains 2:00 p.m., Friday, June 3, 2022
Please acknowledge receipt of this Addendum on the Bid FORM provided in the proposal package.
If you have any questions, please e-mail me at sashby@sjrwmd.com.
ftp://ftp/ mailto:sashby@sjrwmd.com
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