44o15'

44o00'

104o00' 103o45' 103o30' 103o15' 103o00'

104o00' 103o45' 103o30' 103o15' 103o00' 43o45'

43o45'

44o00'

44o15'

T. 5 N.

T. 4 N.

T. 3 N.

T. 2 N.

T. 1 N.

T. 1 S.

T. 2 S.

T. 3 S.

T. 5 N.

T. 4 N.

T. 3 N.

T. 2 N.

T. 1 N.

T. 1 S.

T. 2 S.

T. 3 S.

R.1 E. R. 2. E R. 3 E. R. 4 E. R. 5 E. R. 6E. R. 7 E. R. 8 E. R. 9 E.

R.1 E. R. 2. E R. 3 E. R. 4 E. R. 5 E. R. 6E. R. 7 E. R. 8 E. R. 9 E.

PENNINGTON CO

LAWRENCE CO

LAWRENCE CO MEADE CO

CUSTER CO

PENNINGTON CO

Grace

Battle

Creek

Creek

Creek

Creek

Creek

Creek

Creek

Creek

Elk Elk

Creek

Little

Elk

Rapid

Victoria

Castle

Boxelder

Rapid

Creek

Spring

Spring

Creek

Creek

Coolidge

Deerfield

Reservoir

Pactola

Reservoir

Sheridan

Lake

Box Elder

Black Hawk

DEADWOOD

Custer

Hermosa

Lead

Hill City

Keystone

Tilford

Roubaix

Rapid City

90

90

14

385

16A

16A

16A

385

385

16

16

16

14 14A 14A

85

85

79

79

87

244

87

89 36

40

40

44

44

27

26

25

23

19

20

23

22

22

21

21

20

21

21

24

24

10

1

2

3

4

5

6

7

8

9

10

11

12

13

14

1

2

3

4

5

6

7

8

9

10

11

12

13

14

Jackson-Cleghorn Springs

Deadwood Avenue Springs 2

Boxelder Creek Springs

Deadwood Avenue Springs 1

Elk Creek

Springs

City

Springs

39

34

30

14

24

34

90

91

45

44

43

45

1

2

3 4

5

6

7

8

9 10

11

12 13

14

15

16

17 19

20 21

24

25

22

23

18

25

45

39

38

43 44

30

56

46

48

50

51

35

33

31

47

36

40

42

63

27

32

54,55

65 68

59

26

37

34

64

66

58

62

52 53

67

49

29 28

60

61

41

57

26

69,70

71

72

73

73

74

75

76

77

78

79

74

RC-8

RC-7

RC-11

RC-5

RC-9

RC-3

RC-10

RC-6

RC-4

RC-1

RC-3

Planimetric base from U.S. Geological Survey digital data,

1:100,000: Rapid City and Mount Rushmore, 1977

Rapid City, Office of City Engineer map, 1:18,000, 1996

UniversalTransverse Mercator projection, zone 13

North American Horizontal Datum 1927

By

Andrew J. Long and Larry D. Putnam

2002

Hydrologic Features Considered in Water-Budget Analysis

Printed on recycled paper

SCALE 1:250,000

2 1 0

2 1 0 2 4

2 4 6 MILES

6 KILOMETERS

Madison hydrogeologic unit (modified from Strobel and

others, 1999) recharge area

No-flow boundary

Outflow boundary segment—Number is boundary zone (table 25)

Streamflow loss zones (table 11)

Line of equal average annual precipitation (water years 1961-98)—Contour

interval 1 inch. Precipitation data from Driscoll, Hamade, and Kenner (2000)

Drainage areas contributing to streamflow loss zones—

Letter is drainage area identifier (table 11)

Battle Creek

Industrial or irrigation well completed in Minnelusa aquifer—Number is site number (table 24)

Continuous-record streamflow-gaging station—Number is gage-site number

(table 11). Gage-site number corresponds to Hortness and Driscoll, 1998

Miscellaneous-record streamflow-gaging station—Number is gage-site number

(table 11). Gage-site number corresponds to Hortness and Driscoll, 1998

Industrial or irrigation well completed in Madison aquifer—Number is site number (table 23)

Public supply well completed in Minnelusa aquifer—Number is site number (table 22)

Public supply well completed in Madison aquifer—Number is site number (table 21)

Rapid City production well--Number is site identifier (table 4)

Spring

Minnelusa hydrogeologic unit (modified from Strobel and

others, 1999) recharge area

Deadman Gulch

Rockerville Gulch

Spring Creek

Aquifer analysis area

EXPLANATION

ASSUMED NO-FLOW BOUNDARY

ASSUMED NO-FLOW BOUNDARY

Victoria Creek

Rapid Creek

Unnamed tributary

Boxelder Creek

Little Elk Creek

Elk Creek

A

B

C

D

E

F

G

H

I

J

A

B

C

D

E

F

G

H

I

J

J

H

F

D

A

C

B

G

E

I

J

H

F

D

A

C

B

G

E

I

20

Piedmont