Flood Map Modernization

Understanding the Effects of Map Changes

Map Modernization Phases

Digital Flood Insurance Maps


Flood Hazard Information Request - County

Flood Hazard Information Request - Nogales


December – March 2009
90-day Public Comment Period (appeals and protests must be filed during this time).

Spring-Summer 2009
Review and resolution of appeals and protests by FEMA.

December 2009
Maps Revised based upon accepted appeals and protests.

January-March 2010
Second 90-day public reviews and comment period.

April-June 2010
Review and resolution of appeals and protests by FEMA.

June 2011
Final Maps issued by FEMA with Letter of Final Determination; county and communities have 6 months to adopt the new flood maps.

December 2, 2011
New digital flood maps become effective.

Flood Map Modernization: Resources


To learn more about flood map modernization, who to contact, or where to get more information, the following resources may be of assistance.

Property owners and renters can learn more about flood insurance, at the National Flood Insurance Program website: http://www.FloodSmart.gov

Insurance agents can learn about flood insurance and obtain tools to help inform their clients at: https://agents.FloodSmart.gov

For current effective maps and historic maps, visit the Map Service Center: http://store.msc.fema.gov

Learn more about the Map Modernization effort at: http://www.fema.gov/plan/prevent/fhm/mm_main.shtm

Find general information about FEMA at www.FEMA.gov

For more details about effects of map changes on insurance, lender requirements and other technical questions related to map modernization in general (not local), contact:

FEMA Map Assistance Center (FMAC)
Hours are Monday through Friday; 8 a.m. to 6:30 p.m. Eastern Time

To ask questions regarding the Santa Cruz County DFIRM and Map Modernization Project or to view the maps in person, visit or call:

Santa Cruz Flood Control District
2150 North Congress Drive
Nogales, Arizona 85621
Open 7:00 a.m. to 6:00 p.m.
Monday through Thursday

Maps can also been seen online at:

Paper maps are available for viewing at:

City of Nogales Public Works Department
1450 N. Hohokam Drive
Nogales, AZ 85621

Town of Patagonia
Town Clerk’s Office
310 McKeown Avenue
Patagonia, AZ 85624

For General Information, call:
Santa Cruz Flood Control District
Open 7:00 a.m. to 6:00 p.m.
Monday through Thursday