FLOOD10104

• County: Alamosa
• Community: Alamosa
• Stream Name: Rio Grande
• Basin: Rio Grande
• Title: Riverwood Estates Subdivision Rio Grande Floodway Evaluation
• Date: 4/3/1987
• Prepared For: Alamosa
• Prepared By: Muller Engineering Company, Inc.
• Floodplain - Doc Type: Floodplain Report/Masterplan

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FEMA CONCERNS

The Federal Emergency Management Agency (FEMA) has previously
communicated with the City regarding their concerns with the floodway
encroachment at the Riverwood Estates Subdivision. A summary of the
highlights of the communication is provided below. Copies of the
correspondence between the FEMA and the City regarding this issue are
included in the Appendix of this report for specific reference.

1. September 19, 1985 - Letter from FEMA to Mayor Hartman
advising of FEMA awareness of floodway encroachment at
Riverwood Estates and requesting data on floodplain
development permits issued by City for the subdivision.

2. November 18, 1985 - Letter from FEMA to Mayor Hartman
reiterating request for floodplain development permit
information regarding Riverwood Estates. Also, requested
City to issue moratorium on construction and new building
permits in Riverwood Estates. Also, requested technical
data to change Flood Insurance Rate Maps (FIRMs) and
provided FEMA criteria for levee construction.

3. December 19, 1985 - Letter from City to FEMA explaining
that floodway filling at Riverwood Estates was completed
before the area was annexed into the City. Also,
i dentifi ed Ci ty and County efforts to undertake a flood
control project to upgrade the levee system.

4. February 20, 1986 - Letter from FEMA to City outlining
seven specific actions to be taken by City, regarding the
Riverwood Estates floodway encroachment, so as to remain
compliant with the National Floodplain Insurance Program
(NFIP) and eligible for flood insurance.

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