El Nino Tijuana River Watershed · 2017-10-05 · at the Tijuana Estuary Visitor Center. Genaro...
12
El Nino Tijuana River Watershed Chris Helmer – City of Imperial Beach February 3, 2016
Transcript of El Nino Tijuana River Watershed · 2017-10-05 · at the Tijuana Estuary Visitor Center. Genaro...
El Nino Tijuana River Watershed
Chris Helmer – City of Imperial BeachFebruary 3, 2016
• 1.1 million acres (largest watershed in the County)• Red represents urban areas
Water Quality
Sediment Flooding
Trash
Water Quality
233 Days
74 Days41 Days
2015BeachClosures
Trash
0
10
20
30
40
50
60
2010 2011 2012 2013 2014 2015
Tijuana River Action Month Totals (Trash in tons)
Trash
Vector diseases
Impacts to recreation
Sediment
Goat Canyon Sediment Basin• Destruction of 30 acres of salt marsh• Constructed in 2005• Size 60,000 cy
Sediment
8
Smuggler’s GulchGoat Canyon
TijuanaRiver
Nelson Sloan Quarry Area
FloodingShot Hole Borer Beetle
• 80% of trees in the river valley
Flooding
Higher tides
Flooding
Resource LinksShot Hole Bore Beatle• http://eskalenlab.ucr.edu/• http://ucanr.edu/sites/pshb/Tijuana River Action Month• http://www.tjriveraction.net/about/Tijuana River Recovery Team• http://www.swrcb.ca.gov/sandiego/
water_issues/tijuana_river_valley_strategy/index.shtml
• Next meeting 1:00 on February 25that the Tijuana Estuary Visitor Center
