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. the state natural resources or water resources agency . local watershed councils or associations e . the district office of the U,S, Army Corps of Engineers Other agencies to contact include those listed in the "for more information" sections in this notebook under each of the mitigation measures that appear appropriate for your situation, Help in organizing and conducting planning may be available from a local, regional or state pIanning agency or a private organization. The National Park Service's Rivers, Trails and Conservation Assistance Program provides staff support for local planning efforts under certain conditions. If they can't help throughout the planning effort, they may be able to help with some tricky stuff, such as providing a facilitator for an all-day community input workshop, Another source of assistance is a private consultant. Planning and engineering firms usually have personnel skilled in the various mitigation measures and the planning process, 4. IDENTIFY THE HAZARD(S) The hazard to be addressed by your plan is not just the floodplain mapped by FEMA or the area covered by the last flood, It includes those concerns raised by the other groups involved in your effort. e First, identifY your planning area of concern, Is it your immediate neighborhood, the whole city, or every flood problem in the watershed? There should be a written description of the location and types of flooding that occur in the area. The base flood Most planning programs deal with the base flood, This is a statistical concept that consid- ers both the severity of a flood and the likeli- hood ofit occurring, Most of the nation's base floodplains have been mapped by the Federal Emergency Management Agency on Flood Insurance Rate Maps or "FIRMs, " Your Community's FIRM The base floodplain is shown as the "Special Flood Hazard Area" on the Flood Insurance Rate Map (FIRM) provided by FEMA. The base floodplain is designated as an "A" Zone, In coastal areas, the base floodplain with a wave hazard is designated as a "V" Zone. If you want to know what area is at risk of The 500-year floodplain is shown as a "B" Zone and areas flooding, your community's FIRM will show above the 500-year flood level are shown as "C" Zones, th~ b~ flood~lain for lar~er watersheds, Your On newer maps, the B and C zones are called "X" zones. buil~mg, pl~g, or zomng office s~ould have The designation as a B, C, or X Zone does not mean that copIes. !his senes of maps does not mclude the the area is free from local drainage problems or flooding floodplluns from sma1ler watersheds, such as from streams or ditches not manned on the FIRM, those that drain less than one square mile, e The "10-Step" Mitigation PIanning Process 7 May 1999