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SURFACE WATER SUPFLY of the UNITED STATEP

SURFACE WATER SUPFLY of the UNITED STATEP

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MOBILE' fttVBR BASIN<br />

ABlcalola Greek aefir Dawsonville, Qa.<br />

Location.- Water-stage recorder, 1st. 34°26', long. -84°13', at bridge on Stat^ Highway. SB.<br />

bMlee upstreaa from mouth and 54 miles west <strong>of</strong> Dawsonvllle, Dawson Cowrty. Satas* or<br />

gage la 1,303.87 feet above mean sea level, datum <strong>of</strong> 1929, supplementary adjustment <strong>of</strong><br />

1QS6.<br />

Drainage area.- 84.7 aquare'miles. .<br />

_ Records available.- Hay 1939 to September 1945. June 1907 to December 1908 (fragmentary)<br />

, ana June 1910 to December 1913 (In 1913, gage heights only) .at site It mll«s upstream.<br />

Extremes.- Maximum discharge during year, 1,130 second-feet Feb. 13 (gage helijftt, 2.20<br />

feet); minimum dally, 57 second-feet Sept. 12. N *<br />

1939-45: Ifexlmum discharge, 1O,700 second-feet Feb. 17, 1942 (gage height, 7.0<br />

feet), frdm rating curve extended above 3,000 second-feet on basis <strong>of</strong> slope-area<br />

determination at 5,400 second-feet; minimum dally, that <strong>of</strong> Sept. 12, 1945.<br />

Remarks.- Records good. Moderate diurnal fluctuation at low flow caused by mills above<br />

Day<br />

1<br />

2<br />

3<br />

*<br />

5<br />

6<br />

7 89<br />

10<br />

11<br />

12<br />

13<br />

14<br />

IS<br />

16<br />

If<br />

18<br />

19<br />

20<br />

21<br />

22<br />

23<br />

24<br />

25<br />

26<br />

27<br />

28<br />

29<br />

30<br />

31<br />

Oct.<br />

90<br />

83<br />

, 79<br />

76<br />

74<br />

74<br />

79<br />

70<br />

68<br />

68<br />

68<br />

79<br />

97<br />

87<br />

76<br />

72<br />

7B<br />

70<br />

68<br />

76<br />

72<br />

68<br />

63<br />

66<br />

66<br />

64<br />

62<br />

62<br />

64<br />

64<br />

66<br />

Rating tables, mater year 1944-45 {gage height, in feet, and discharge,<br />

in seeond-£eet)<br />

(Shifting-control method used Oct. 1 to Hov, 13)<br />

Oct. 1 to Deo. 31<br />

Jan. 1 to Sept. 30<br />

, 0.4 53 0.8 157 0. 4 43 1.0 237<br />

X .5 72 1.0 B40<br />

5 ' 60 1.2 345<br />

.6 94 1.2 345<br />

6 84 1.4 465<br />

.7 122<br />

7 113 1.6 600<br />

8 148 1.8 755<br />

Discharge, ia second-feet, water year October 1944 to September 1945<br />

Nov. Dec. Jan. Feb. Mar. Apr. May June July Nkng.<br />

66<br />

66<br />

66<br />

66<br />

'66<br />

64<br />

1 64<br />

64<br />

74<br />

87<br />

72<br />

68<br />

68<br />

68<br />

79<br />

83<br />

72<br />

70<br />

108<br />

158<br />

102<br />

87<br />

83<br />

81<br />

76<br />

79<br />

355<br />

192<br />

140<br />

129<br />

-<br />

Month<br />

108<br />

100<br />

92<br />

90,<br />

87<br />

85<br />

156<br />

275<br />

165<br />

132<br />

132<br />

119<br />

108<br />

105<br />

97<br />

97<br />

94<br />

100<br />

108<br />

94<br />

34<br />

92<br />

90<br />

90<br />

87<br />

132<br />

119<br />

350<br />

506<br />

SIS<br />

382<br />

S58<br />

189<br />

160<br />

158<br />

154<br />

858<br />

279<br />

213<br />

168<br />

148<br />

158<br />

242<br />

194<br />

168<br />

152<br />

138<br />

150<br />

194<br />

164<br />

148<br />

144<br />

, 134<br />

1S7<br />

124<br />

October ..........................<br />

November .........................<br />

December ...*......................<br />

Calendar year 1944 ............<br />

120<br />

116<br />

113<br />

-113<br />

4.10<br />

104<br />

98<br />

98<br />

98<br />

210<br />

472<br />

290<br />

227<br />

213<br />

181<br />

168<br />

160<br />

. 169<br />

725<br />

'274 587<br />

279<br />

478<br />

465<br />

528<br />

279<br />

323<br />

423<br />

345<br />

- 285<br />

i 258<br />

242<br />

237<br />

248<br />

_<br />

. -<br />

Second-<br />

foot-days<br />

218<br />

208<br />

208<br />

615<br />

381<br />

312<br />

274<br />

253<br />

237<br />

223<br />

213<br />

208<br />

« 208<br />

203<br />

199<br />

194<br />

185<br />

203<br />

189<br />

,,227<br />

264<br />

218<br />

205<br />

194<br />

185<br />

227<br />

253<br />

213<br />

203<br />

194<br />

189<br />

Maximum<br />

2,24 3 97<br />

2,85! J 3S5<br />

5,94 1 506<br />

84,01 1 . 2,000<br />

181<br />

' > 314<br />

£48 SI'8<br />

208<br />

194<br />

186<br />

" 185<br />

181<br />

177<br />

173<br />

168<br />

. L68<br />

164<br />

160<br />

January<br />

February .........................<br />

March......... ...................<br />

April ............................<br />

May..............................<br />

June ..............................<br />

July .............................<br />

August .............................<br />

September ............:..,.,......<br />

'<br />

5,201D<br />

7,95 J<br />

1<br />

7^32 1<br />

6^50 S<br />

3^89 3<br />

4,t>7 3<br />

;<br />

3)l4 5<br />

382<br />

725<br />

615<br />

739<br />

301<br />

X8X<br />

3X3<br />

£49<br />

308<br />

1Q<br />

no<br />

sfo<br />

185<br />

156<br />

, 1S2<br />

93<br />

82<br />

70<br />

' 57<br />

168<br />

084<br />

J336<br />

£44<br />

3X0<br />

130<br />

13 £<br />

112<br />

105<br />

1.93<br />

3.3!><br />

2.7^<br />

2 *4<br />

1 53<br />

l!&1<br />

1.33<br />

1.2'<br />

M.23<br />

.3.49<br />

3.22<br />

' 5>*B6<br />

1.71<br />

1.80<br />

1.5B<br />

1.58<br />

Water year 1944-46 ............ 57,90 7 739 57 159 l.B* 25.44<br />

_______ Central war time Tip to 8 a.m., Sept. 50, 1945; eastern standard tine <strong>the</strong>reafte<br />

. Te eomrert war time to standard tine, Subtract 1 hour.<br />

160<br />

348<br />

185<br />

168<br />

160<br />

156<br />

156<br />

558<br />

545<br />

739<br />

, 599<br />

501<br />

563<br />

563<br />

296<br />

-<br />

Minimum<br />

264<br />

501<br />

279<br />

269<br />

242<br />

227<br />

218<br />

227<br />

208<br />

213<br />

213<br />

218<br />

301<br />

237<br />

215<br />

181<br />

223<br />

203<br />

194<br />

181<br />

175<br />

173<br />

164<br />

164<br />

164<br />

242<br />

185<br />

168<br />

160<br />

156<br />

ise<br />

62<br />

64<br />

85<br />

62<br />

148<br />

148<br />

148<br />

158<br />

134<br />

134<br />

138<br />

144<br />

138<br />

144<br />

138<br />

127<br />

124<br />

116<br />

144<br />

130<br />

134<br />

148<br />

181<br />

164<br />

130.<br />

120<br />

113<br />

110<br />

110<br />

107<br />

101<br />

98<br />

93<br />

96<br />

-<br />

Mean<br />

413<br />

72. 3 Oi8V7 0.99<br />

95. 1 1.18 l.SS<br />

127 1.50 1.73<br />

230<br />

96<br />

101<br />

93<br />

133<br />

110<br />

101<br />

101<br />

93<br />

90<br />

87<br />

87<br />

82<br />

313<br />

199<br />

274<br />

1,68<br />

175<br />

127<br />

118<br />

107<br />

104<br />

101<br />

98<br />

96<br />

96<br />

90<br />

96<br />

160<br />

258<br />

' 194<br />

134<br />

116<br />

110<br />

HO<br />

349<br />

208<br />

1SS<br />

177<br />

160<br />

127<br />

110<br />

107<br />

104<br />

104<br />

107<br />

,1116<br />

116<br />

98<br />

93<br />

90<br />

87<br />

87<br />

84<br />

84<br />

101<br />

101<br />

87<br />

BE<br />

79<br />

74<br />

7S<br />

70<br />

Sept.<br />

67<br />

67<br />

66<br />

68<br />

66<br />

74<br />

74<br />

&7<br />

68<br />

67<br />

' 62<br />

37<br />

79<br />

296<br />

134<br />

303<br />

800<br />

152<br />

120<br />

104<br />

98<br />

98<br />

-B7 90<br />

84<br />

" 84<br />

82<br />

79<br />

BE<br />

79<br />

-<br />

Per square Run<strong>of</strong>f in<br />

mile inches<br />

2,7"? 56.95

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