YAVAPAI COUNTY, ARIZONA Federal Emergency ... - FEMA Region 9

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TABLE 1 – CCO MEETING DATES FOR PRECOUNTYWIDE FISs - continued Community Name For FIS Dated Initial CCO Date Intermediate CCO Date Final CCO Date Yavapai County August 19, 1985 May 5, 1978 December 22, 1980 January 12-13, 1982 (Unincorporated Areas) May 18, 1992 August 10, 1988 June 13, 1989 June 27, 1991 April 18, 1980 September 20, 1996 1 1 1 December 19, 1997 1 1 1 June 8, 1998 1 1 1 March 9, 1999 1 1 1 June 6, 2001 1 1 1 1 Data not available For the countywide FIS, final CCO meetings were held January 7, 2008. These meetings were attended by representatives of the study contractors, the communities, the State of Arizona, FEMA, and MAPIX-Mainland. Contact was maintained during the course of the studies with the USACE, the NRCS, the Arizona Department of Transportation, and the Town Manager of Prescott Valley. Tile Arizona Water Commission served as the State Coordinating agency for this study. Information for the North Navajo Drive Wash study was obtained from the Town of Prescott Valley Planning and Zoning Department. A pre-contract meeting was held on July 1, 1987, to determine the areas of the community to be included in this restudy. Representatives of the Town of Prescott Valley and FEMA were present at this meeting. 2.0 AREA STUDIED 2.1 Scope of Study This FIS covers the geographic area of Yavapai County, Arizona, including the incorporated communities listed in Section 1.1. The areas studied by detailed methods were selected with priority given to all known flood hazards and areas of projected development or proposed construction. Streams studied by detailed methods are shown in Table 2, "Streams Studied by Detailed Methods". 9
TABLE 2 – STREAMS STUDIED BY DETAILED METHODS Agua Fria River American Wash Ash Fork Draw Wash Ash Fork Draw Wash Aspen Creek Beaver Creek Big Bug Creek Big Chino Wash Big Chino Wash Irrigation Split Big Chino Wash Overflow Big Chino Wash Spill #1 Big Chino Wash U.S. Route 89 Overflow Bitter Creek Bitter Creek South Fork Black Canyon Creek Blue Tank Wash Boynton Canyon Butte Creek Cherry Creek Chino Valley Stream Chino Valley Stream East Chino Valley Stream (Tributary) Chino Valley Stream (with Levee) Clayton Canyon Wash Clipper Wash Copper Canyon Wash Dead Mule Canyon Wash Deception Wash Del Monte Wash Dry Creek Dry Beaver Creek Dry Well Wash Granite Creek Green Wash Hassayampa River Jacks Canyon J.W. Draw Lonesome Valley Wash Lonesome Valley Wash Tributary Reach 100 Lonesome Valley Wash Tributary Reach 200 Lonesome Valley Wash Tributary Reach 330 Lonesome Valley Wash Tributary Reach 350 Lonesome Valley Wash Tributary Reach 360 Lonesome Valley Wash Tributary Reach 405 Lonesome Valley Wash Tributary Reach 500 Lower Kelly Wash Lucky Canyon Wash Lynx Creek Manzanita Creek Martinez Wash Miller Creek Mint Wash Model Creek Navajo Drive Wash North Fork Granite Creek North Fork Miller Creek North Navajo Drive Wash North Tributary to South Branch Agua Fria River Oak Creek Oak Wash Powder House Wash Tributary 1 Powder House Wash Tributary 2 Railroad Wash Ramsgate Wash Robert Wash Russell Wash Santa Cruz Wash Silver Springs Gulch Skull Valley Wash Sols Wash South Branch Agua Fria River South Rocky Boy Wash Spring Creek Telephone Tank Wash Telephone Tank Wash Breakout Texas Gulch Main Stream Texas Gulch West Branch Timon Wash Verde River Wash P West Clear Creek West Fork Miller Creek Wet Beaver Creek Williamson Valley Wash Williamson Valley Wash North Split Willow Creek Willow Creek Reservoir Tributary Willow Creek Tributary Zalesky Wash Main Stem 10
Page 1 and 2: YAVAPAI COUNTY, ARIZONA AND INCORPO
Page 3 and 4: TABLE OF CONTENTS - Volume 1 Page 1
Page 5 and 6: TABLE OF CONTENTS - Volume 3 - cont
Page 7 and 8: TABLE OF CONTENTS - Volume 5 - cont
Page 9 and 10: authority and acknowledgments for e
Page 11 and 12: In the March 29, 1983, revision, up
Page 13 and 14: The September 20, 1996, revision al
Page 15: update corporate limits, to change
Page 19 and 20: TABLE 3 - LETTERS OF MAP CHANGE - c
Page 21 and 22: Precipitation in the study area is
Page 23 and 24: TABLE 4 - HISTORIC RECORDED DISCHAR
Page 25 and 26: The Verde Lakes Estates in the Town
Page 27 and 28: Problems created by large magnitude
Page 29 and 30: All flooding sources were analyzed
Page 31 and 32: approximately 1,600 feet downstream
Page 33 and 34: TABLE 5 - SUMMARY OF DISCHARGES FLO
Page 35 and 36: TABLE 5 - SUMMARY OF DISCHARGES - c
Page 47 and 48: Mapping, Inc. (Kenney Aerial Mappin
Page 49 and 50: 1985. It was determined from the si
Page 51 and 52: Values for the roughness coefficien
Page 53 and 54: TABLE 6 - MANNING'S "n" VALUES - co
Page 55 and 56: To minimize the impact of the levee
Page 57 and 58: ecommended as the approximate areas
Page 59 and 60: TABLE 8 - VERTICAL DATUM CONVERSION
Page 61 and 62: Approximate 1-percent annual chance
Page 63 and 64: e feasible in view of extremely hig
Page 65 and 66: average depths are between 1 and 3
Page 67 and 68:
COMMUNITY NAME INITIAL IDENTIFICATI
Page 69 and 70:
The only other study completed for
Page 71 and 72:
Cooper Aerial Surveys, Aerial Photo
Page 73 and 74:
Kenny Aerial Mapping, Topographic M
Page 75 and 76:
U.S. Department of the Army, Corps
Page 77 and 78:
Joes Hill, Arizona (1969); King Can
Page 79 and 80:
Pipe Creek Railroad Wash Silver Spr
Page 81 and 82:
Manning’s “n” values were ass
Page 83 and 84:
FLOODING SOURCE FLOODWAY 1-PERCENT-
Page 85 and 86:
FLOODING SOURCE FLOODWAY 1-PERCENT-
Page 87 and 88:
TABLE 9 FLOODING SOURCE FLOODWAY 1-
Page 89 and 90:
Page 91 and 92:
Page 93:
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YAVAPAI COUNTY, ARIZONA Federal Emergency ... - FEMA Region 9

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