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OF 2004–1085: California

Location: Los Angeles County

Date: 1914-1934

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

Delta Canyon

1.63

  

80

28,900 m3

Date: 1914

Debris flow

Brand Canyon

2.67

  

100

36,000 m3

8 m/s

Date: Nov. 14, 1928

Total:  36 mm

Peak 1 hr Intensity: 11 mm/hr

Peak 10 min. Intensity:  53 mm/hr

Debris flow

Arroyo Sequis

29.53

  

90

226 m3/s

2 m/s

Date: Jan. 7, 1931

Total: 32 mm

Duration: 2 hrs, 50 min.

Average Intensity: 11 mm/hr

Peak 10 min. Intensity: 29 mm/hr

Debris flow

Pickens Canyon

4.14

  

100

26 m3/s

Date: Dec. 30, 1933 – Jan. 1, 1934

Total: 356 mm

Duration: 39 hrs

Average Intensity: 9 mm/hr

Peak 1 hr Intensity: 33 mm/hr

Peak 5 min. Intensity: 55 mm/hr

Debris flow

Haines Canyon

1.22

  

100

24466 m3

Same as above

Debris flow

Verdugo

18.34

  

100

70339 m3

Same as above

Debris flow

Reference: Eaton and others (1935)

Location: Glendora

Date: 1968

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

Glencoe Heights

.30

24

80

> 18,000 m3

Date: Jan. 18-27, 1969

Total: ±1143 mm

Duration: 10 days

Intensity: 33 mm/hr

Recurrence interval: 70+ years

Landslide and runoff-initiated debris flow

Rainbow Drive

.21

32

80

> 13,700 m3

Same as above

Landslide and runoff-initiated debris flow

East Hook Canyon

0.44

43

80

19,267 m3

Same as above

Landslide and runoff-initiated debris flow

Harrow Canyon

1.13

38

80

40,109 m3

Same as above

Landslide and runoff-initiated debris flow

Englewild Canyon

1.16

24

80

34,252 m3

Same as above

Landslide and runoff-initiated debris flow

East Hook Canyon

0.44

43

80

11,422 m3

Date: Feb 22-25, 1969

Landslide and runoff-initiated debris flow

Harrow Canyon

1.16

38

80

8,284 m3

Same as above

Landslide and runoff-initiated debris flow

Englewild Canyon

1.16

24

80

11,682 m3

Same as above

Landslide and runoff-initiated debris flow

 Reference: Scott (1971)

Fire Name: Laguna Beach

Location: Laguna

Date: 1993

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

Laguna Canyon

21.4

1

85

  

Date: Nov. 11, 1993

Total: 13 mm

Duraton: < 1hr

Intensity: 13 mm/hr

Mud flow

Laguna Canyon

21.4

1

85

6 m3/s

Date: Feb. 20, 1994

Total: 26 mm

Duration: 6 hrs

Intensity: 4.3 mm/hr

Peak Intensity: 14 mm/hr

Flood

Laguna Canyon

21.4

1

85

27 m3/s

257,000 m3

Date: Jan. 4, 1995

Total: 48 mm

Duration: 3 hrs, 30 min.

Intensity: 13.7 mm/hr

Recurrence interval: 25 years

Flood

Laguna Canyon

21.4

1

85

65 m3/s

463,000 m3

Date: Jan 10, 1995

Total: 51 mm

Duration: 5 hrs

Intensity: 10.2 mm/hr

Recurrence interval: 10 years

Flood

Reference: Booker (1998)

Fire Name: Middle

Location: Hidden Springs

Date: 1977

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

M.F. Mill Creek

12

12

100

255 m3/s

300,000 m3

Date: Feb. 9-10, 1978

Total: 250 mm

Duration: 24 hrs

Intensity: 10.4 mm/hr

Debris flow

Reference: Wells (1987)

Fire Name: Molera

Location: Big Sur

Date: 1972

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

Pfeifer-Redwood Cyn

1.5

34

100

±10,000 m3

Date: Oct. 12, 1972

Total: 20.8 mm

Duration: ±1hr

Intensity: 20.8 mm/hr

Mud flow

Juan Higuera

4.69

28

100

±10,000 m3

Same as above

Mud flow

Pheneger Creek

2.12

33

100

±10,000 m3

Same as above

Mud flow

Pfeifer-Redwood Cyn

1.5

34

100

±10,000 m3

Date: Oct. 15, 1972

Total: 25.9 mm

Duration: ±1hr

Intensity: 18.53 mm/hr

Mud flow

Juan Higuera

4.69

28

100

±10,000 m3

Same as above

Mud flow

Pheneger Creek

2.12

33

100

±10,000 m3

Same as above

Mud flow

Pheneger Creek

1.5

33

100

Several 1000 m3

Date: Nov. 15, 1972

Total: 30.48 mm

Duration: 3 hrs, 30 min.

Intensity: 8.7 mm/hr

Peak 15 min. Intensity: 44.7 mm/hr

Debris flow

Reference: Cleveland (1973)

Fire Name: Mountain Trail

Location: Sierra Madre

Date: 1978

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

Carter Canyon

(Bailey Canyon)

0.31

34

100

500-700 m3

Date:  Nov. 10-11, 1978

Total: 38 mm

Duration: 2 days

Intensity: 1.6 mm/hr

Peak 10 min. intensity: 12-25 mm/hr

Debris flow

Reference: Wells (1987)                                                       

Fire Name: Old Topanga

Date: 1993

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

Las Flores Canyon

13

11

100

3,000 m3

Date: Feb. 20, 1994

Total: 66 mm

Peak intensity: 25 mm/hr

Debris flow

Reference: Booker (1998)

Location: San Bernardino

Date: 1980

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

Harrison Canyon

1.55

17

  

11468 m3

Date: Jan. 9, 1980

Debris flow

Harrison Canyon

1.55

17

  

45109 m3

Date: Jan. 14, 1980

Debris flow

Harrison Canyon

1.55

17

  

33,258 m3

Date: Jan. 28, 1980

Flood

Harrison Canyon

1.55

17

  

73,397 m3

Date: Feb. 14-16

Recurrence interval: 50 years

Flood

Reference: Slosson and others (1989)

Location: San Dimas Experimental Forest

Date: 1960-1961

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

*Monroe Canyon

3.54

46

100

112 m3/s

Date: Dec. 1, 1961

Total: 112 mm

Peak 30 min. intensity: 29.7 mm/hr

Peak 1 hour intensity: 16.51 mm/hr

Flood

*Volfe Canyon

2.99

61

100

71 m3/s

Same as above

Flood

**West Fork of San Dimas Canyon

4.62

30

100

74872 m3

Date: Nov. 5, 1960

Total rainfall: 39.6 mm

Duration: 6 hrs

Intensity: 8.6 mm/hr

Debris flow

References: *Krammes and Rice (1963) and **Doehring (1968)

Fire Name: Stanislaus Complex

Date: 1987

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

Unnamed tributary to the S. Fork,  Toulomne River

0.19

38

100

459 m3

Date:  Jan. 2, 1997

Total: 53.34 – 73.66 mm

Landslide-initiated debris flow

Reference: DeGraff (1997)

Fire Name: Wheeler 

Location: Ventura

Date: 1985

Drainage Basin Name

Basin

 Area  (km2)

Relief Ratio (%)

% Burn

Discharge (m3/s) and/or Volume of Deposits (m3)

Reported Rainfall Conditions

Reported Flow Process

Slide Creek Basin

2.14

40

100

2 m3/s

550 m3

Date: Jan. 30-31, 1986

Total: 122 mm

Peak Intensity: 20 mm/hr

Recurrence interval: < 2 years

Flood

Slide Creek Basin

2.14

40

100

3 m3/s

Date: Feb. 13-15, 1986

Total: 244 mm

Intensity: 16.5 mm/hr

Recurrence interval: 2-4 years

Flood

Reference: Florsheim and others (1991)

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