The 303d list of Impaired Waterbodies in the Monterey Bay Region
'Update for 2012 Final Report
The 303 d list for impaired waterbodies in the Monterey Bay Region is comprised of waterbodies that do not currently meet water quality goals and are therefore classified as "impaired" under the section 303d of the Clean Water Act. Beneficial uses are negatively impacted by pollutants which cause these impairments.
Summary table
The following table summarizes waterbodies in the Monterey Bay area 303d listings that are managed by the CCRWQCB for impairments due to various pollutants. There are 55 impaired waterbodies listed in the region, with a total of 36 pollutants which cause these impairments.
| Monterey Bay Area 303(d) Waterbody Listings from the 2010 Integrated Report | |||||||
|---|---|---|---|---|---|---|---|
| Water Bodies | Impairments | ||||||
| Pesticide
(a, b, c, d, e, f, g, h) |
Nutrients
(a, b, c, d) |
Pathogens / Bacteria
(a, b, c, d, e) |
Toxicity
(a, b) |
Other
(a, b, c, d, e, f, g, h, i, j, k) |
Metals
(a, b, c, d, e, f) | ||
| Alisal Slough | b (2010(?) Category 5A) | a, b (2010(?) Category 5A) | g (2010(?) Category 5A) | ||||
| Aptos Creek | c (1990 Category 5A) | i (1990 Category 5A) | |||||
| Arroyo Seco River | b (2010(?) Category 5A) | d (2010(?) Category 5A) | |||||
| Beach Road Ditch | b (2010(?) Category 5A) | e, g, h (2010(?) Category 5A) | |||||
| Bear Creek | i (2010(?) Category 5B) | ||||||
| Bennett Slough | a, g, h (2010(?) Category 5A) | ||||||
| Blanco Drain | c, d (2008 Category 5A)
h (1998 Category 5A ) |
b (2008 Category 5A) | e, g (2008 Category 5A) | ||||
| Boulder Creek | i (2002 Category 5B) | ||||||
| Braciforte Creek | c (2008 Category 5A) | a, b, e (2008 Category 5A) | i (2002 Category 5B) | ||||
| Carneros Creek | a (Category 5A) | b (2008 Category 5A) | a, e, g, h (2008 Category 5A) | ||||
| Chualar Creek | c, d (2008 Category 5A) | a, b (2008 Category 5A) | a, b (2008 Category 5A) | b (2008 Category 5A) | d, e, h (2008 Category 5A) | ||
| Corcoran Lagoon | d (2010(?) Category 5A) | h (2010(?) Category 5A) | |||||
| Corralitos Creek | a & b (2010(?) Category 5A) | e & h (2010(?) Category 5A) | |||||
| Elkhorn Slough | h (1990 Category 5A) | d (2008 Category 5A) | g, h (2008 Category 5A)
i (1996 Category 5A) |
||||
| Esperanza Creek | b (2010(?) Category 5A) | ||||||
| Espinosa Lake | c, d (2010(?) Category 5A) | ||||||
| Espinosa Slough | d (2008 Category 5A)
h (1996 Category 5A) |
a, b (2008 Category 5A)
d (1996 Category 5A) |
a, b (2008 Category 5A) | e, h (2008 Category 5A) | |||
| Gabilan Creek | a (2008 Category 5A)
b (Category 5A ) |
b (2002 Category 5A) | a, b (2008 Category 5A) | e, h (2008 Category 5A) | |||
| Galligan Slough | c (2010(?) Category 5B) | ||||||
| Hanson Slough | c (2010(?) Category 5B) | ||||||
| Harkins Slough | c (2008 Category 5B) | a, g (2008 Category 5A) | |||||
| Lompico Creek | c (1994 Category 5B) | c (1994 Category 5A) | i (1990 Category 5B) | ||||
| Majors Creek | a (2010 Category 5A) | b, d, e (2010 Category 5A) | |||||
| McGowan Ditch | b (2010(?) Category 5A) | ||||||
| Merrit Ditch | a, b (2010(?) Category 5A) | a, b (2010(?) Category 5A) | e, g (2010(?) Category 5A) | ||||
| Monterey Harbor | a (2010(?) Category 5A) | f (2010(?) Category 5A) | |||||
| Moore Creek | a (2010(?) Category 5A) | b, g, h (2010(?) Category 5A) | |||||
| Moro Cojo Slough | h (2002 Category 5A) | a (2006 Category 5A) | a, d (2008 Category 5A) | g, i (2002 Category 5A)
h (2008 Category 5A) |
|||
| Moss Landing Harbor | c, d (2008 Category 5A)
h (1990 Category 5A) |
c (1992 Category 5A) | b (2008 Category 5A) | g, h (2008 Category 5A)
i (1996 Category 5A) |
c (2008 Category 5A) | ||
| Natividad Creek | a (2008 Category 5A)
b (Category 5A) |
a (2008 Category 5A) | a, b (2008 Category 5A) | d, e, g, h (2008 Category 5A) | |||
| Noble Gulch Creek | a (2010(?) Category 5A) | ||||||
| Old Salinas River | c, d (2008 Category 5A) | b (2008 Category 5A) | a, b (2008 Category 5A) | a, b (2008 Category 5A) | a, e, g, h (2008 Category 5A) | ||
| Old Salinas River Estuary | h (1990 Category 5A) | c (1992 Category 5A) | |||||
| Pacific Ocean at Capitola Beach | b, e (2010(?) Category 5A) | ||||||
| Pacific Ocean at Stillwater Cove Beach | e (2010(?) Category 5A) | ||||||
| Pajaro River | a, b, c, e, f, g (2008 Category 5A) | b (2006 Category 5B)
c (1996 Category 5B) |
a (2008 Category 5A)
b (2002 Category 5A) |
c, e, g, h (2008 Category 5A)
i (1996 Category 5B) |
a (2006 Category 5A) | ||
| Pinto Lake | a, g, h, j, k (2010(?) Category 5A) | ||||||
| Porter Gulch Creek | a, e (2010(?) Category 5A) | ||||||
| Quail Creek | c, d (2008 Category 5A) | a (2008 Category 5A)
b (2010 Category 5A) |
a, b (2008 Category 5A) | a, b (2008 Category 5A) | d, e, g (2008 Category 5A) | ||
| Salinas Reclamation Canal | c, d (2008 Category 5A)
h (1992 Category 5A) |
a (2006 Category 5A)
b (2008 Category 5A) d (1996 Category 5A) |
a (2008 Category 5A)
b (2002 Category 5A) |
a, b (2008 Category 5A) | e, h (2008 Category 5A)
g (2002 Category 5A) |
b (2008 Category 5A) | |
| Salinas River(lower, estuary to near Gonzales Rd crossing) | a, b, c, d, e, f, g (2008 Category 5A)
h (1994 Category 5A) i (2010 Category 5A) |
b (2010 Category 5A) | e, b, e (2008 Category 5A) | b (2008 Category 5A) | b, c, e, f, h (2008 Category 5A) | ||
| Salinas River Lagoon (North) | h (2010(?) Category 5A) | c (2010(?) Category 5A) | |||||
| Salinas River Refuge Lagoon (South) | e, h (2010(?) Category 5A) | ||||||
| Salsipuedes Creek | a, b (2010(?) Category 5A) | e, g, h (2010(?) Category 5A) | |||||
| San Lorenzo River | a, c, g (2008 Category 5A) | c (1996 Category 5B) | c (1998 Category 5A) | i (1998 Category 5B) | |||
| San Lorenzo River Lagoon | c (2010(?) Category 5A) | ||||||
| San Vicente Creek | i (2010(?) Category 5A) | ||||||
| Santa Rita Creek | a, b (2010(?) Category 5A) | a, b (2010(?) Category 5A) | c, g, e (2010(?) Category 5A) | ||||
| Schwan Lake | c (2010(?) Category 5A) | a, b, d (2010(?) Category 5A) | |||||
| Struve Slough | c (2010(?) Category 5A) | g, h (2010(?) Category 5A) | |||||
| Tembladero Slough | c, d (2008 Category 5A)
h (1996 Category 5A) |
b (2008 Category 5A)
c (1996 Category 5A) |
a, d(2008 Category 5A)
b (2002 Category 5A) e (2010 Category 5A) |
a, b (2008 Category 5A) | a, e, h (2008 Category 5A) | ||
| Tularcitos Creek | b(2010(?) Category 5A) | b (2010(?) Category 5A) | c (2010(?) Category 5A) | ||||
| Watsonville Creek | b (2010(?) Category 5A) | a, b (2010(?) Category 5A) | g, h (2010(?) Category 5A) | ||||
| Watsonville Slough | h (1996 Category 5A) | c (1996 Category 5B) | e, g (2008 Category 5A) | ||||
| Zayante Creek | c (2008 Category 5A) | b (2008 Category 5A) | i (2002 Category 5B) | ||||
Pesticide (a, b, c, d, e, f, g, h)
- a) Chlordane
- b) Chloride
- c) Chlorpyrifos
- d) Diazinon
- e) DDD (Dichlorodiphenyldichloroethane)
- f) Dieldrin
- g) PCBs (Polychlorinated biphenyls)
- h) Pesticides
Nutrients (a, b, c, d)
- a) Ammonia (Unionized)
- b) Nitrate
- c) Nutrients
- d) Priority Organics
Pathogens/Bacteria (a, b, c, d, e)
- a) Escherichia coli (E.coli)
- b) Fecal Coliform
- c) Pathogens
- d) Total Coliform
- e) Enterococcus
Toxicity / Sedimentation(a, b)
- a) Sediment Toxicity
- b) Unknown Toxicity
Other (a, b, c, d, e, f, g, h, i, j, k)
- a) Chlorophyll-a
- b) Electrical Conductivity
- c) Sodium
- d) Temperature
- e) Turbidity
- f) TDS (Total Dissolved Solids)
- g) Low Dissolved Oxygen
- h) pH
- i) Sedimentation
- j) Cyanobacteria hepatotoxic microcystins
- k) Scum/Foam-unnatural
Metals (a, b, c, d, e, f)
- a) Boron
- b) Copper
- c) Nickel
- d) Lead
- e) Zinc
- f) Metals (general)
The year represents the first year that the water body was listed for the given impairment from the TMDL site [1]. Category 5 describes a water body where the TMDL water quality standards are not met and a TMDL is required but not complete[2].
Links
- Total Mean Daily Load (TMDL)
- TMDLs in the Monterey Bay Region of California
- Monterey Bay Region
- Monterey Bay Area TMDL Listings - Priorities, Progress, and Documents
- Total Maximum Daily Loads for Chlorpyrifos and Diazinon in Lower Salinas River Watershed, Monterey County, California
- Total Maximum Daily Load for Nitrate in Lower Salinas River Watershed, Monterey County, California
- Total Maximum Daily Load for Nutrients in Lower Salinas River Watershed, Monterey County, California
Disclaimer
This page may contain student work completed as part of assigned coursework. It may not be accurate. It does not necessary reflect the opinion or policy of CSUMB, its staff, or students.
