The 303d list of Impaired Waterbodies in the Monterey Bay Region

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Monterey Bay Area TMDL Listings

Monterey Bay Area 2008 TMDL Listings
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)

Metals

(a, b, c)

Alisal Slough b 2008 Category 5A a, b

2008 Category 5A

g 2008 Category 5A
Aptos Creek c 1990 Category 5A i 1990 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
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
Elkhorn Slough h 1990 Category 5A d 2008 Category 5A g, h 2008 Category 5A

i 1996 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
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
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
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
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
Quail Creek c, d 2008 Category 5A a 2008 Category 5A

b 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

b Category 5A a, b, e 2008 Category 5A b 2008 Category 5A b, c, e, f, h 2008 Category 5A
San Lorenzo River a, c, g 2008 Category 4A c 1996 Category 5B c 1998 Category 5A i 1998 Category 5B
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

a, b 2008 Category 5A a, e, h 2008 Category 5A
Watsonville Slough c, d 2008 Category 5A

h 1996 Category 5A

c 1996 Category 5B

d Category 5A

g 2008 Category 5A
Zayante Creek c 2008 Category 5A b 2008 Category 5A I 2002 Category 5B


Pesticide

  • 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 (a, b, c)

  • a) Escherichia coli (E.coli)
  • b) Fecal Coliform
  • c) Pathogens
  • d) Total Coliform
  • e) Enterococcus

Toxicity / Sedimentation(a, b, c)

  • a) Sediment Toxicity
  • b) Unknown Toxicity

Other (a, b, c, d, e, f)

  • 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

Metals (a, b, c)

  • a) Boron
  • b) Copper
  • c) Nickel
  • The year represents the first year that the water body was listed for the given impairment from the 303d List.
  • Class 5 describes a water body where the TMDL water quality standards are not met and a TMDL is required but not complete.