ISLAND NO. 219 (foot) (now inundated).
ISLAND NO. 220 (foot) (now inundated).
RUTLEDGE, GRANT CO., WIS.

269.5 269.9 270.0

270. 1 270.1

270.2

270.3

270.6 270.6

271.5

272.7

273.0 273.0 273. 1 273. 1

273.3

273.5

273.5

273.6

273.7

273.7

273.7

273.8

275. 4

276.3

277.0

277.5

277.6

278.7

278.8

279.3

279 8 280.7

280.7

281.5

282.4

282.5

282.6

283.5

283.8

283.8

GAGE, LOCK AND DAM NO. 11 (upper) (see p. 289).

LOCK AND DAM NO. 11 (see p. 200) (for regulations see p. 21). Lock
on right bank, 110' x 600'.

GAGE, LOCK AND DAM NO. 11 (lower) (see p. 289)

STUMPF ISLAND (ISLAND NO. 225) (head).

EAGLE POINT HIGHWAY BRIDGE (see p. 253):

Clearances: Horizontal 276.0 feet; available 276.0 feet. Vertical 70.1
feet above pool; 54.9 feet above 1880 high water.

EAGLE POINT, DUBUQUE CO., IOWA. Railroad: Chicago, Mil-
waukee, St. Paul & Pacific.

LAKE PEOSTA (upper end).

HAMM ISLAND (ISLAND NO. 226) (head).

STUMPF ISLAND (ISLAND NO. 225) (foot).

AERIAL CABLE CROSSING (see p. 285).

Clearances: 97.9 feet above pool; 83.4 feet above 1880 high water.
HAMM ISLAND (ISLAND NO. 226) (foot).
INTERSTATE POWER SYSTEM TERMINAL (see p. 18).
GAGE, DUBUQUE (see p. 289)

ILLINOIS CENTRAL RAILROAD BRIDGE (see p. 252)

Clearances: Horizontal 151.8 feet; available 151.8 feet. Vertical (to aerial wires) 72.8 feet above pool; 58.3 feet above 1880 high water. EAST DUBUQUE, JO DAVIESS CO., ILL. (1,475) Railroads: Chicago, Burlington & Quincy; Illinois Central; and Chicago Great Western. MOLO SAND & GRAVEL CO. (see p. 18)

U. S. COAST GUARD WHARF.

DUBUQUE HARBOR (winter harbor).
MUNICIPAL BARGE TERMINAL (operated by Federal Barge Line)
(see p. 18).
JULIEN DUBUQUE HIGHWAY BRIDGE (see p. 251)

Clearances: Horizontal 826.6 feet; available 803.0 feet. Vertical (mid
300 feet) 65.6 feet above pool; 51.3 feet above 1880 high water.
DUBUQUE, COUNTY SEAT OF DUBUQUE CO., IOWA. (43,892)
Principal industries are woodwork, food products and, general mer-
chandising. Railroads: Chicago, Burlington & Quincy; Chicago, Mil-
waukee, St. Paul & Pacific; Illinois Central; and Chicago Great Western.
HUGHES OIL CO. TERMINAL (see p. 18).

CATFISH CREEK.

ISLAND NO. 228 (head)

CATTESE, DUBUQUE CO., IOWA. Railroad: Chicago, Milwaukee,
St. Paul & Pacific.

ISLAND NO. 228 (foot).

SUBMARINE PIPE CROSSING.

ISLAND NO. 230 (foot):

NINE MILE ISLAND (ISLAND NO. 232) (head)

MASSEY, DUBUQUE CO., IOWA. Railroad: Chicago, Milwaukee,
St. Paul & Pacific.

MENOMINEE RIVER (mouth).

MENOMINEE SLOUGH (upper end) (closing dam near upper end).
ISLAND NO. 233 (head) (partly inundated).

NINE MILE ISLAND (ÏSLAND NO.232) (foot)

WILKINS, DUBUQUE CO., IOWA. Railroad: Chicago, Milwaukee,
St. Paul & Pacific.

LITTLE MENOMINEE CREEK (enters Menominee Slough behind
Island No. 233).

MENOMINEE, JO DAVIESS CO., ILL. (138) On Menominee
Slough. Railroad: Illinois Central.

DEADMANS SLOUGH (upper end) (closing dam near upper end).
ISLAND NO. 234 (foot) (partly inundated).

ISLAND NO. 235 (head) (partly inundated).

ISLAND NO. 203 (head).

MCCARTNEY BRANCH (enters slough behind Island No. 203).
MCCARTNEY, GRANT CO., WIS. Railroad: Chicago, Burlington &
Quincy

HURRICANE ISLAND (ISLAND NO.202) (foot) (partly inundated)..
BASSWOOD CREEK.

FINLEY'S LANDING, DUBUQUE CO., IOWA

ISLAND NO. 203 (foot) (partly inundated).
ISLAND NO. 207 (foot) (partly inundated)..

254.0

254. 1 254.7

254.7

256.2

257.0

257.1

257.4

ISLAND NO. 205 (foot) (partly inundated).

257.7

257.9

258.8

260.2

260.3

260.7

260.7

260.8

260.8

260.8

260.9

261.9

262.1 263.2 263.9 263.9 264. 1

264.7

264.7

265.0

265.0

265.0

265. 1

265. 1

265, 7

265.9

266.2

267.0

267.2

267.3

267.4

267.8

ROSEBROOK ISLAND (ISLAND NO. 208) (foot) (partly inundated)..
GRANT RIVER (mouth).

ISLAND NO. 209 (foot) (partly inundated).

GAGE, SPECHT'S FERRY (see p. 289).

POTOSI CANAL (enters slough behind Island No. 210) (now within
pool).

ISLAND NO. 210 (foot) (now inundated).
ISLAND NO. 211 (head) (now inundated).

SPECHT'S FERRY, DUBUQUE CO., IOWA. Railroad: Chicago,
Milwaukee, St. Paul & Pacific..

POTOSI STATION, GRANT CO., WIS. Railroad: Chicago, Burling-
ton & Quincy...

ISLAND NO. 212 (head) (partly inundated)
ISLAND NO. 211 (foot) (now inundated).
ISLAND NO. 212 (foot) (partly inundated).
ISLAND NO. 213 (foot) (now inundated).
ISLAND NO. 215 (head) (now inundated).
ISLAND NO. 214 (foot) (now inundated).
LEISURE CREEK (enters Zollicoffer Lake).
PLATTE RIVER (mouth).

MAQUOKETA SLOUGH (upper end) (present main channel)
ISLAND NO. 216 (foot) (now inundated).

MAQUOKETA ISLAND (ISLAND NO.217) (head) (now inundated)..
BLAKE, GRANT CO., WIS.

STONE LAKE (now within pool).

ZOLLICOFFER LAKE (now within pool)

ISLAND NO. 215 (foot) (now inundated).

LITTLE MAQUOKETA RIVER (mouth).

MAQUOKETĂ ISLAND (ISLAND NO.217) (foot) (now inundated)
MAQUOKETA SLOUGH (lower end) (present main channel).
SINOPE, GRANT CO., Wis.

EDMORE, DUBUQUE CO., IOWA. Railroad: Chicago, Milwaukee,
St. Paul & Pacific_

239.0

ST. PAUL-ROCK ISLAND ENGINEER DISTRICT BOUND-
ARY

614.0

244.3

TURKEY RIVER JUNCTION, CLAYTON CO., IOWA. Railroad:
Chicago, Milwaukee, St. Paul & Pacific.

244.5

ISLAND NO. 189 (foot)

244. 5

TURKEY RIVER, CLAYTON CO., IOWA. Railroad: Chicago,
Milwaukee, St. Paul & Pacific.

246.3

247.1

247.1

248.8

Iowa side. Railroad: Chicago, Burlington & Quincy.
GAGE, CASSVILLE (see p. 289).

JACK OAK SLOUGH (upper end) (closing dam near upper end).
ISLAND NO. 194 (head) (partly inundated)

ISLAND NO. 195 (foot) (partly inundated)

249.3

NORTH BUENA VISTA, CLAYTON CO., IOWA. (203) Railroad:
Chicago, Milwaukee, St. Paul & Pacific.

608.7

L

608. 5

608. 5

608.5 608.0 607.9

607.3

606. 7 606.7 605.9

605.9 604. 2

603.7 603.2 603.2

249.8

Clearances: 80.4 feet above pool; 68.1 feet above 1880 high water.
JACK OAK SLOUGH (lower end).

WAUPETON, DUBUQUE CO., IOWA. Railroad: Chicago, Mil-
waukee, St. Paul & Pacific...

GAGE, WAUPETON (see p. 289).

ISLAND NO. 201 (foot) (partly inundated)

CAMERON, DUBUQUE CO., IOWA. Railroad: Chicago, Mil-
waukee, St. Paul & Pacific....

787954-48- -10