| Fiscal |
Qty |
Method |
Area |
|
| Year |
Removed |
Dredged |
Dredged |
|
| 1928 |
1,100 |
? |
Inner channel,upstream (IC) |
|
| 1929 |
201,378 |
hydraulic pipeline |
Outer channel, (OC
ATF) |
Much of the land presently behind the dyked walls of East San |
|
123,976 |
" |
IC |
Rafael was created by
hydraulically fill from the San Rafael |
| 1931 |
37,309 |
" |
IC |
Channel were creeated by spoils
from tyhe San Rafael Creek. Spoils
created land includes Bay Point Lagoons as well |
| 1933 |
246,193 |
" |
IC |
as some land on the other side of the 580 freeway. |
| 1935 |
108,045 |
" |
IC |
|
| 1938 |
510,414 |
" |
IC |
When lands are created by silt
or spoils deposited in creeks and |
| 1942 |
101,003 |
" |
OC ATF |
canal, such as San Rafael Creek,
it is referred to as "beneficial |
| 1947 |
141,018 |
" |
OC ATF |
reuse." Much of East San Rafael has been created
by beneficially reused dredge
spoils. |
| 1947 |
42,500 |
" |
IC |
|
| 1951 |
127,108 |
" |
OC ATF |
|
| 1954 |
189,100 |
" |
OC ATF |
|
| 1954 |
76,800 |
" |
IC |
|
| 1962 |
244,449 |
" |
IC |
|
| 1969 |
242,886 |
" |
IC |
|
| 1978 |
152,945 |
" |
OC ATF |
|
| 1980 |
51,599 |
" |
IC |
|
| 1986 |
197,750 |
clamshell |
OC ATF |
|
| 1987 |
54,275 |
hydraulic pipeline |
IC |
|
| 1991 |
49,660 |
clamshell |
IC |
|
| 1997 |
145,537 |
|
ATF |
$5.10 per cubic yard. Manson
Construction & Engineering
|
| Total I & O |
3,045,045 |
|
| Per
yr aver I & O |
48,334 |
|
| Aver
5th yr I & O |
|
253,754 |
|
|
|
|
|
| Inner
channel total |
|
1,789,206 |
|
| Inner
channel per yr. aver |
28,400 |
|
| Aver 5th yr |
|
149,101 |
|
|
|
| Outer
channelt, ATF total |
1,255,839 |
|
| Outer
channelt, ATFper yr aver |
19,934 |
|
| Aver 5th yr |
|
104,653 |
|
|
|
|
|
|