OCEANS AND ESTUARIES - Water Quality Engineering in Natural Systems - page 309

TABLE 9.1. Characteristics of Several Ocean Outfalls

Design
Discharge a
(m 3 /s)

Distance
Offshore
(m)

Diffuser
length
(m)

Port
Spacing
(m)

Port
Diameter
(m)

Year
Operation
Began

Depth
(m)

Port
Orientation

Name location Ports

Hypernion los Angeles 18.4 59.4 8389 2114 165 14.6 0.17-0.21 - 1960

Deer Island Boston 16.0 32 14,000 2008 55 37.2 0.157 8-port heads 2000

Orange County California 12.7 56.4 6522 1829 500 3.7 0.075-0.105 - 1971

San Diego San Diego 10.3 62.5 3505 819 56 1.8 0.203-0.229 - 1963

White Point
No.4

los Angeles 9.66 54.1 2268 1352 740 1.8 0.051-0.091 - 1965

South Bay San Diego 7.71 29.0 5800 1204 - - - - 1998

White Point
No.3

los Angeles 6.57 62.5 2408 731 100 7.3 0.165-0.191 - 1956

Central District Miami 6.26 28.2 5730 39 5 9.8 1.22 Vertical -

West Point Seattle 5.49 68.6 930 183 200 0.91 0.114-0.146 - 1965

North District Miami 4.91 29.0 3350 110 12 12.2 0.61 Horizontal -

Sand Island Honolulu 4.64 67-72 2780 1031 285 7.3 0.076-0.090 - 1975

Broward
County (Fl)

- 3.51 32.5 2130 - 1 - 1.37 Horizontal -

Hollywood
(Fl)

Hollywood 1.84 28.5 3050 - 1 - 1.52 Horizontal -

SCRWWTP Delray Beach 1.01 27.3 1515 - 1 - 0.91 45° -

Boca Raton Boca Raton 0.77 29 1600 - 1 - 0.76 Horizontal -

a Discharges are average design discharges.