HISTORIC YOLO BYPASS HYDROLOGY SIMULATED O O C O O C

HISTORIC YOLO BYPASS HYDROLOGY SIMULATED WITH AN INUNDATION NOTCH
O
O C
FEBRUARY 10 2012
FEBRUARY 10, 2012
FLOW & STAGE INFO
FLOW & STAGE INFO
g
Sac. River Stage Data at Fremont Sac
. River Stage Data at Fremont Weir Weir –– DWR
Fremont Weir Gauge
Data From 1985 –
Data From 1985 – 2008 QA/QC’d
Sacramento River
Yolo Bypass Flow Yolo Bypass Flow near Woodland, at I5 near Woodland, at I5 ––USGS
Flows > 1,000 CFS
D
Data From 1939 –
Data From 1939 F
1939 – Present
P
Westside Tributary Flows – Synthetic Equations
S th ti E
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Westside Tributary Flows Westside Tributary Flows –
per Yolo Bypass Management Strategy (Jones & Stokes/ICF, 2001 ( Gus Yates)
Data From 1968 Data From 1968 –– 1998 (extended to 2011)
Notch Flow –– per Tech Memo II rating curve
Notch Flow I ‐5
Woodland Yolo Bypass Woodland Gauge
Sacramento
D i
Davis
Lisbon Weir Gauge
.
NOTCH FLOW PER TECH MEMO II
NOTCH FLOW PER TECH MEMO II
Sacramento River Stage at Fremont Notch Weir (ft. NAVD 88) Flow (cfs)
17.5
0
18.6
100
19.2
250
19.8
500
20.7
1,000
21.8
2,000
22.7
3,000
23 4
23.4
4 000
4,000
23.9
5,000
24.5
6,000 *Max Notch Flow Weir Crest = 32.8’
*Gates
Not
Gates Not Shown
287 Feet
287 Feet
Bottom of Notch elevation = 17.5’
225 Feet
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1985 (DRY YEAR)
PER WATER YEAR 1985 (DRY YEAR)
,000
000
,000
Once Sacramento River stage rises above 32.8 feet (NAVD 88) i
i
b
f
(
)
flow begins to flow over Fremont Weir and into Yolo Bypass. ,000
000
,000
,000
000
Window in which notch can operate
,000
000
,000
,000
,000
000
,000
Proposed Fremont Weir Notch elevation 17.5 feet. (NAVD 88)
24 Days of Notch Flows
24 Days of Notch Flows
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1985 (DRY YEAR)
PER WATER YEAR 1985 (DRY YEAR)
,000
000
,000
,000
000
,000
,000
000
,000
000
,000
,000
,000
000
,000
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1985 (DRY YEAR)
PER WATER YEAR 1985 (DRY YEAR)
,000
,000
,000
Flow in Bypass by I5 in Woodland. (
(Fremont Weir + KLRC + Cache Creek)
h
k)
Tributary Flow per Gus Yates’ Equation
(KLRC + Cache Creek + Willow Slough + Putah Creek)
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1986 (WET YEAR)
PER WATER YEAR 1986 (WET YEAR)
Extend Fremont Weir Overtopping Event
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1987 (DRY YEAR)
PER WATER YEAR 1987 (DRY YEAR)
SIMULATED YOLO BYPASS NOTCH FLOWS PER WATER YEAR 1988 (CRITICAL YEAR)
PER WATER YEAR 1988 (CRITICAL YEAR)
17 Days of Notch Flows.
y
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1989 (DRY YEAR)
PER WATER YEAR 1989 (DRY YEAR)
Extend Fremont Weir Overtopping Event
New 30 + day event
New 30 day event
SIMULATED YOLO BYPASS NOTCH FLOWS PER WATER YEAR 1990 (CRITICAL YEAR)
PER WATER YEAR 1990 (CRITICAL YEAR)
SIMULATED YOLO BYPASS NOTCH FLOWS PER WATER YEAR 1991 (CRITICAL YEAR)
PER WATER YEAR 1991 (CRITICAL YEAR)
SIMULATED YOLO BYPASS NOTCH FLOWS PER WATER YEAR 1992 (CRITICAL YEAR)
PER WATER YEAR 1992 (CRITICAL YEAR)
16 Days of Notch Flows
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1993 (ABOVE NORMAL YR)
PER WATER YEAR 1993 (ABOVE NORMAL YR)
Extend Fremont Weir Overtopping Events
New 30 + day event
y
New 30 + day event
SIMULATED YOLO BYPASS NOTCH FLOWS PER WATER YEAR 1994 (CRITICAL YEAR)
PER WATER YEAR 1994 (CRITICAL YEAR)
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1995 (WET YEAR)
PER WATER YEAR 1995 (WET YEAR)
Extend Fremont Weir d
i
Overtopping Events
Late Overtopping Event SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1996 (WET YEAR)
PER WATER YEAR 1996 (WET YEAR)
Extend Fremont Weir d
i
Overtopping Event
Late Overtopping Event i
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1997 (WET YEAR)
PER WATER YEAR 1997 (WET YEAR)
Extend Fremont Weir Overtopping Events
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1998 (WET YEAR)
PER WATER YEAR 1998 (WET YEAR)
Late Overtopping Event Extend Fremont Weir Overtopping Events
Overtopping Events
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 1999 (WET YEAR)
PER WATER YEAR 1999 (WET YEAR)
Extend Fremont Weir Overtopping Events
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 2000 (ABOVE NORMAL YR)
PER WATER YEAR 2000 (ABOVE NORMAL YR)
Extend Fremont Weir Overtopping Event
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 2001 (DRY YEAR)
PER WATER YEAR 2001 (DRY YEAR)
20 Days of Notch Flows.
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 2002 (DRY YEAR)
PER WATER YEAR 2002 (DRY YEAR)
Extend Fremont Weir Overtopping Event
New 30 + day event
New 30 + day event
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 2003 (ABOVE NORMAL YR)
PER WATER YEAR 2003 (ABOVE NORMAL YR)
Extend Fremont Weir Extend Fremont Weir
Overtopping Events
Late Overtopping Event New 30 + day event
SIMULATED YOLO BYPASS NOTCH FLOWS PER WATER YEAR 2004 (BELOW NORMAL YR)
PER WATER YEAR 2004 (BELOW NORMAL YR)
Extend Fremont Weir Overtopping Events
New 30 + day event
New 30 + day event
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 2005 (ABOVE NORMAL YR)
PER WATER YEAR 2005 (ABOVE NORMAL YR)
Late Overtopping Event 22 Days of Notch Flows
Notch Flows.
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 2006 (WET YEAR)
PER WATER YEAR 2006 (WET YEAR)
Extend Fremont Weir Overtopping Events
SIMULATED YOLO BYPASS NOTCH FLOWS PER
WATER YEAR 2007 (DRY YEAR)
PER WATER YEAR 2007 (DRY YEAR)
SIMULATED YOLO BYPASS NOTCH FLOWS PER WATER YEAR 2008 (CRITICAL YEAR)
PER WATER YEAR 2008 (CRITICAL YEAR)
15 Days of Notch Flows.
15 Days of Notch Flows.
OBSERVATIONS
pp
p
• Fremont Weir overtopped 32 separate times in this 24 year period
• 10 out of 24 years did not have a Fremont Weir overtopping event
overtopping event
• 8 historic 30
8 historic 30‐‐day Fremont Weir overtopping events
• 8 new 30‐
8 new 30‐day or longer events could’ve been created (all extended an existing overtopping event &
(all extended an existing overtopping event & occurred in 5 different water years)
OBSERVATIONS
yp
g from Tributary y
• Bypass will have Bypass will have localized flooding localized flooding from Tributary flows in most years when Notch could be flows in most years when Notch could be operated
operated
•Notch Flows are Notch Flows are far smaller when far smaller when compared to most compared to most Fremont Weir overtopping flows
Fremont Weir overtopping flows • A majority of A majority of the time the last day of Fremont Weir the time the last day of Fremont Weir overtopping for the water year occurred in or after March
OBSERVATIONS
For Water Years 1985‐2008
LAST DAY OF FREMONT WEIR OVERTOPPING IN
THE WATER YEAR (FROM 1929‐2009)
IN THE WATER YEAR (FROM 1929‐
IN THE WATER YEAR (FROM 1929
For Water Years 1985‐2008
Based on Sacramento River flow at Verona and Fremont Weir spill relationship per Yolo Bypass pp
yp
Management Strategy
55 years out of 80 had a Fremont Weir spill event
p
42 years out of the 55 Weir spill events ended past Feb. 15th
QUESTIONS
Intentionally Blank
Intentionally Blank
EXPANDED DATA ORIGINATION
EXPANDED DATA ORIGINATION
DATA INFO & SOURCES
DATA INFO & SOURCES
California Data Exchange ‐ CDEC
Fremont Weir
Fremont
Weir
RIVER STAGE (feet)
RIVER STAGE (feet)
FLOW, RIVER DISCHARGE (cfs)
FLOW, RIVER DISCHARGE (cfs)
FLOW, MEAN DAILY (cfs)
Yolo Bypass Near Woodland
RIVER STAGE (feet)
RIVER STAGE (feet)
FLOW, RIVER DISCHARGE (cfs)
FLOW RIVER DISCHARGE (cfs)
FLOW, RIVER DISCHARGE (cfs)
FLOW, MEAN DAILY (cfs)
Yolo Bypass at Lisbon
RIVER STAGE (feet)
RIVER STAGE (feet)
(
)
FLOW, RIVER DISCHARGE (cfs)
FLOW, RIVER DISCHARGE (cfs)
RIVER STAGE NAVD88 (feet)
RIVER STAGE NAVD88 (feet)
RIVER STAGE NGVD29 (feet)
Liberty Island ‐ RD2068
RIVER STAGE (feet)
RIVER STAGE NAVD88 (feet)
Sacramento River at Verona (approx 1 7 miles downstream of Sac & Feather confluence)
Sacramento River at Verona (approx. 1.7 miles downstream of Sac. & Feather confluence)
(hourly)
(event)
(hourly)
(event)
(daily)
(hourly)
(event)
(hourly)
(e ent)
(event)
(daily)
(hourly)
((event))
(hourly)
(event)
(hourly)
(event)
(event)
From 01/01/1984 to present.
From 02/23/1995 to present.
From 01/01/1984 to present.
From 02/23/1995 to present.
From 03/04/1996 to present.
RIVER STAGE (feet)
(hourly)
From 01/01/1984 to present.
RIVER STAGE (feet)
(event)
From 02/23/1995 to present.
FLOW, RIVER DISCHARGE (cfs)
(hourly)
From 01/01/1984 to present.
FLOW, RIVER DISCHARGE (cfs)
(event)
From 02/23/1995 to present.
FLOW, MEAN DAILY (cfs)
(daily)
From 01/01/1991 to present.
From 03/17/1997 to 01/01/2005.
Cache Creek at Yolo (approximately 9 to 10 miles upstream of Yolo Bypass outfall) From 03/05/1997 to present.
RIVER STAGE (feet)
(hourly) From 03/11/1997 to present.
From 03/17/1997 to 01/01/2005.
From 03/05/1997 to present
From 03/05/1997 to present.
RIVER STAGE (feet)
(event)
From 03/05/1997 to present.
/ /
From 06/29/1998 to 07/13/1998.
(hourly) From 03/11/1997 to present.
FLOW, RIVER DISCHARGE (cfs)
FLOW, RIVER DISCHARGE (cfs)
(event)
From 03/05/1997 to present.
From 01/01/1984 to present.
FLOW, MEAN DAILY (cfs)
From 02/24/1995 to present.
/ /
p
From 01/22/2004 to 01/25/2010.Putah Creek Near Winters
From 11/29/2005 to present.
RIVER STAGE (feet)
From 02/01/2006 to 09/30/2006.
RIVER STAGE (feet)
From 02/01/2006 to 09/30/2006.
From 05/01/2005 to present.
FLOW, RIVER DISCHARGE (cfs)
(daily)
From 06/29/1998 to 11/09/1998.
(hourly)
From 03/26/1997 to 10/01/2005.
(event)
From 03/24/1997 to present.
(hourly)
From 03/26/1997 to 10/01/2005.
(event)
From 03/24/1997 to present.
FLOW, RIVER DISCHARGE (cfs)
(hourly)
(hourly)
From 12/18/1997 to present.
From 02/02/2006 to 09/30/2006
Liberty Island ‐
Liberty
Island ‐ Yolo Bypass (same location as above Liberty Island Yolo Bypass (same location as above Liberty Island
gauge)
(hourly) From 12/23/1997 to 09/23/2007.
RIVER STAGE (feet)
(hourly) From 09/27/2005 to present.
RIVER STAGE NAVD88 (feet)
DATA INFO & SOURCES
DATA INFO & SOURCES
United States Geological Survey ‐ USGS
Fremont Weir Spill to Yolo Bypass Near Verona: USGS 11391021
ll
l
Daily Data (cfs)
Begin Date: 1/1/1947
End Date: 9/30/1975
Yolo Bypass Near Woodland: USGS 11453000
Daily Data (cfs)
Begin Date: 10/1/1939
End Date: 7/2/2011
Cache Creek at Yolo: USGS 11452500 (9 to 10 miles upstream of Yolo Bypass)
Daily Data (cfs)
Begin Date: 4/1/1903
End Date: 8/8/2011
Cache Creek Inflow to Settling Basin Near Woodland: USGS 11452600
Daily Data (cfs)
Begin Date: 10/1/2007
End Date: 6/2/2011
Cache Creek Overflow Weir From Settling Basin Near Woodland: USGS 11452800
Daily Data (cfs)
Begin Date: 1/11/2008
End Date: 8/8/2011
Cache Creek Total Flow From Settling Basin Near Woodland: USGS 11452901
Daily Data (cfs) Begin Date: 2/18/2009
End Date: 6/9/2010
Cache Creek Outflow From Settling Basin Near Woodland: USGS 11452900
Daily Data (cfs) Begin Date: 2/18/2009
End Date: 8/8/2011
Sacramento Weir Spill to Yolo Bypass: USGS 11426000
Daily Data (cfs)
Daily Data (cfs) Begin Date: 1/1/1943
Begin Date: 1/1/1943
End Date: 9/30/2010
End Date: 9/30/2010
Putah Creek at Winters: USGS 11454500
Daily Data (cfs)
Begin Date: 10/1/1905
End Date: 9/30/1931
Putah Creek Near Davis: USGS 11455000
D il D
Daily Data (cfs) ( f)
B i D
Begin Date: 10/1/1948
10/1/1948
E dD
End Date: 12/31/1962
12/31/1962
Sacramento River at Verona: USGS 11425500
Daily Data (cfs)
Begin Date: 10/1/1929
End Date: 8/8/2011
FLOODPLAIN RESTORATION
FLOODPLAIN RESTORATION
Northern Yolo Bypass Topography