Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Ammonia Nitrogen as N <0.05 mg/L 0.05
2005-05-17 ventura marsh (west)-cer gor-1 Ammonia Nitrogen as N <0.05 mg/L 0.05
2005-06-07 ventura marsh (west) Ammonia Nitrogen as N <0.05 mg/L 0.05
2005-06-21 ventura marsh (west)-cerro Ammonia Nitrogen as N <0.05 mg/L 0.05
2005-07-05 ventura marsh(west) Ammonia Nitrogen as N <0.05 mg/L 0.05
2005-07-19 ventura marsh (w) cerro gor 1 Ammonia Nitrogen as N <0.05 mg/L 0.05
2005-08-02 ventura marsh(west) Ammonia Nitrogen as N <0.05 mg/L 0.05
2005-08-16 ventura marsh (west) Ammonia Nitrogen as N <0.05 mg/L 0.05
2005-09-06 ventura marsh (west) Ammonia Nitrogen as N 1.8 mg/L 0.05
2005-09-20 ventura marsh (west) cer gor 1 Ammonia Nitrogen as N 3.2 mg/L 0.05
2005-10-04 ventura marsh (west)-cerro Ammonia Nitrogen as N 0.2 mg/L 0.05
2005-10-18 ventura marsh (west)-cerro Ammonia Nitrogen as N <0.05 mg/L 0.05
AVERAGE   Ammonia Nitrogen as N 1.7 mg/L 0.05
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Chlorophyll A 57 ug/L 1
2005-05-17 ventura marsh (west)-cer gor-1 Chlorophyll A 18 ug/L 1
2005-06-07 ventura marsh (west) Chlorophyll A 74 ug/L 1
2005-06-21 ventura marsh (west)-cerro Chlorophyll A 78 ug/L 1
2005-07-05 ventura marsh(west) Chlorophyll A 160 ug/L 1
2005-07-19 ventura marsh (w) cerro gor 1 Chlorophyll A 220 ug/L 1
2005-08-02 ventura marsh(west) Chlorophyll A 350 ug/L 1
2005-08-16 ventura marsh (west) Chlorophyll A 350 ug/L 1
2005-09-06 ventura marsh (west) Chlorophyll A 130 ug/L 1
2005-09-20 ventura marsh (west) cer gor 1 Chlorophyll A 150 ug/L 1
2005-10-04 ventura marsh (west)-cerro Chlorophyll A 380 ug/L 1
2005-10-18 ventura marsh (west)-cerro Chlorophyll A 260 ug/L 1
AVERAGE   Chlorophyll A 186 ug/L 1
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Dissolved Oxygen 8.1 mg/L 0.1
2005-05-17 ventura marsh (west)-cer gor-1 Dissolved Oxygen 10.3 mg/L 0.1
2005-06-07 ventura marsh (west) Dissolved Oxygen 11.1 mg/L 0.1
2005-06-21 ventura marsh (west)-cerro Dissolved Oxygen 12.5 mg/L 0.1
2005-07-05 ventura marsh(west) Dissolved Oxygen 14.7 mg/L 0.1
2005-07-19 ventura marsh (w) cerro gor 1 Dissolved Oxygen 11.2 mg/L 0.1
2005-08-02 ventura marsh(west) Dissolved Oxygen 10.4 mg/L 0.1
2005-08-16 ventura marsh (west) Dissolved Oxygen 10.6 mg/L 0.1
2005-09-06 ventura marsh (west) Dissolved Oxygen 4.7 mg/L 0.1
2005-09-20 ventura marsh (west) cer gor 1 Dissolved Oxygen 7.6 mg/L 0.1
2005-10-04 ventura marsh (west)-cerro Dissolved Oxygen 9.5 mg/L 0.1
2005-10-18 ventura marsh (west)-cerro Dissolved Oxygen 11 mg/L 0.1
AVERAGE   Dissolved Oxygen 10.1 mg/L 0.1
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Field pH 6.6 pH Units
2005-05-17 ventura marsh (west)-cer gor-1 Field pH 7.8 pH Units
2005-06-07 ventura marsh (west) Field pH 8.4 pH Units
2005-06-21 ventura marsh (west)-cerro Field pH 9.1 pH Units
2005-07-05 ventura marsh(west) Field pH 8.5 pH Units
2005-07-19 ventura marsh (w) cerro gor 1 Field pH 8.6 pH Units
2005-08-02 ventura marsh(west) Field pH 9.4 pH Units
2005-08-16 ventura marsh (west) Field pH 9.1 pH Units
2005-09-06 ventura marsh (west) Field pH 8.1 pH Units
2005-09-20 ventura marsh (west) cer gor 1 Field pH 8.4 pH Units
2005-10-04 ventura marsh (west)-cerro Field pH 9 pH Units
2005-10-18 ventura marsh (west)-cerro Field pH 9 pH Units
AVERAGE   Field pH 8.5 pH Units  
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Microcystins Screen <0.15 ppb 0.15
2005-05-17 ventura marsh (west)-cer gor-1 Microcystins Screen <0.15 ppb 0.15
2005-06-07 ventura marsh (west) Microcystins Screen <0.15 ppb 0.15
2005-06-21 ventura marsh (west)-cerro Microcystins Screen <0.15 ppb 0.15
2005-07-05 ventura marsh(west) Microcystins Screen 0.15 ppb 0.15
2005-07-19 ventura marsh (w) cerro gor 1 Microcystins Screen 0.61 ppb 0.15
2005-08-02 ventura marsh(west) Microcystins Screen 0.9 ppb 0.15
2005-08-16 ventura marsh (west) Microcystins Screen 0.66 ppb 0.15
2005-09-06 ventura marsh (west) Microcystins Screen 0.68 ppb 0.15
2005-09-20 ventura marsh (west) cer gor 1 Microcystins Screen 0.46 ppb 0.15
2005-10-04 ventura marsh (west)-cerro Microcystins Screen 0.95 ppb 0.15
2005-10-18 ventura marsh (west)-cerro Microcystins Screen <0.15 ppb 0.15
AVERAGE   Microcystins Screen 0.63 ppb 0.15
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Nitrate + Nitrite Nitrogen as N 0.17 mg/L 0.05
2005-05-17 ventura marsh (west)-cer gor-1 Nitrate + Nitrite Nitrogen as N 6.7 mg/L 0.05
2005-06-07 ventura marsh (west) Nitrate + Nitrite Nitrogen as N 0.84 mg/L 0.05
2005-06-21 ventura marsh (west)-cerro Nitrate + Nitrite Nitrogen as N <0.05 mg/L 0.05
2005-07-05 ventura marsh(west) Nitrate + Nitrite Nitrogen as N 2.2 mg/L 0.05
2005-07-19 ventura marsh (w) cerro gor 1 Nitrate + Nitrite Nitrogen as N <0.05 mg/L 0.05
2005-08-02 ventura marsh(west) Nitrate + Nitrite Nitrogen as N <0.05 mg/L 0.05
2005-08-16 ventura marsh (west) Nitrate + Nitrite Nitrogen as N <0.05 mg/L 0.05
2005-09-06 ventura marsh (west) Nitrate + Nitrite Nitrogen as N <0.05 mg/L 0.05
2005-09-20 ventura marsh (west) cer gor 1 Nitrate + Nitrite Nitrogen as N 0.08 mg/L 0.05
2005-10-04 ventura marsh (west)-cerro Nitrate + Nitrite Nitrogen as N 0.3 mg/L 0.05
2005-10-18 ventura marsh (west)-cerro Nitrate + Nitrite Nitrogen as N <0.05 mg/L 0.05
AVERAGE   Nitrate + Nitrite Nitrogen as N 1.72 mg/L 0.05
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Ortho Phosphate as P <0.02 mg/L 0.02
2005-05-17 ventura marsh (west)-cer gor-1 Ortho Phosphate as P <0.02 mg/L 0.02
2005-06-07 ventura marsh (west) Ortho Phosphate as P <0.02 mg/L 0.02
2005-06-21 ventura marsh (west)-cerro Ortho Phosphate as P 0.07 mg/L 0.02
2005-07-05 ventura marsh(west) Ortho Phosphate as P <0.02 mg/L 0.02
2005-07-19 ventura marsh (w) cerro gor 1 Ortho Phosphate as P <0.02 mg/L 0.02
2005-08-02 ventura marsh(west) Ortho Phosphate as P <0.02 mg/L 0.02
2005-08-16 ventura marsh (west) Ortho Phosphate as P <0.02 mg/L 0.02
2005-09-06 ventura marsh (west) Ortho Phosphate as P 0.06 mg/L 0.02
2005-09-20 ventura marsh (west) cer gor 1 Ortho Phosphate as P 0.04 mg/L 0.02
2005-10-04 ventura marsh (west)-cerro Ortho Phosphate as P <0.02 mg/L 0.02
2005-10-18 ventura marsh (west)-cerro Ortho Phosphate as P <0.02 mg/L 0.02
AVERAGE   Ortho Phosphate as P 0.06 mg/L 0.02
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Secchi Disk Depth 1 meters 0.01
2005-06-07 ventura marsh (west) Secchi Disk Depth 0.5 meters 0.01
2005-06-21 ventura marsh (west)-cerro Secchi Disk Depth 0.4 meters 0.01
2005-07-05 ventura marsh(west) Secchi Disk Depth 0.4 meters 0.01
2005-07-19 ventura marsh (w) cerro gor 1 Secchi Disk Depth 0.2 meters 0.01
2005-08-02 ventura marsh(west) Secchi Disk Depth 0.2 meters 0.01
2005-08-16 ventura marsh (west) Secchi Disk Depth 0.2 meters 0.01
2005-09-06 ventura marsh (west) Secchi Disk Depth 0.2 meters 0.01
2005-09-20 ventura marsh (west) cer gor 1 Secchi Disk Depth 0.2 meters 0.01
2005-10-04 ventura marsh (west)-cerro Secchi Disk Depth 0.3 meters 0.01
2005-10-18 ventura marsh (west)-cerro Secchi Disk Depth 0.3 meters 0.01
AVERAGE   Secchi Disk Depth 0.35 meters 0.01
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Specific Conductance 267 umhos/cm 1
2005-05-17 ventura marsh (west)-cer gor-1 Specific Conductance 359 umhos/cm 1
2005-06-07 ventura marsh (west) Specific Conductance 368 umhos/cm 1
2005-06-21 ventura marsh (west)-cerro Specific Conductance 289 umhos/cm 1
2005-07-05 ventura marsh(west) Specific Conductance 403 umhos/cm 1
2005-07-19 ventura marsh (w) cerro gor 1 Specific Conductance 296 umhos/cm 1
2005-08-02 ventura marsh(west) Specific Conductance 231 umhos/cm 1
2005-08-16 ventura marsh (west) Specific Conductance 249 umhos/cm 1
2005-09-06 ventura marsh (west) Specific Conductance 331 umhos/cm 1
2005-09-20 ventura marsh (west) cer gor 1 Specific Conductance 332 umhos/cm 1
2005-10-04 ventura marsh (west)-cerro Specific Conductance 322 umhos/cm 1
2005-10-18 ventura marsh (west)-cerro Specific Conductance 273 umhos/cm 1
AVERAGE   Specific Conductance 310 umhos/cm 1
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Total Kjeldahl Nitrogen as N 1.6 mg/L 0.1
2005-05-17 ventura marsh (west)-cer gor-1 Total Kjeldahl Nitrogen as N 1.5 mg/L 0.1
2005-06-07 ventura marsh (west) Total Kjeldahl Nitrogen as N 2.9 mg/L 0.1
2005-06-21 ventura marsh (west)-cerro Total Kjeldahl Nitrogen as N 4 mg/L 0.1
2005-07-05 ventura marsh(west) Total Kjeldahl Nitrogen as N 3 mg/L 0.1
2005-07-19 ventura marsh (w) cerro gor 1 Total Kjeldahl Nitrogen as N 5 mg/L 0.1
2005-08-02 ventura marsh(west) Total Kjeldahl Nitrogen as N 6.4 mg/L 0.1
2005-08-16 ventura marsh (west) Total Kjeldahl Nitrogen as N 5.2 mg/L 0.1
2005-09-06 ventura marsh (west) Total Kjeldahl Nitrogen as N 8.1 mg/L 0.1
2005-09-20 ventura marsh (west) cer gor 1 Total Kjeldahl Nitrogen as N 6.9 mg/L 0.1
2005-10-04 ventura marsh (west)-cerro Total Kjeldahl Nitrogen as N 6.5 mg/L 0.1
2005-10-18 ventura marsh (west)-cerro Total Kjeldahl Nitrogen as N 3.5 mg/L 0.1
AVERAGE   Total Kjeldahl Nitrogen as N 4.6 mg/L 0.1
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Total Phosphate as P 0.08 mg/L 0.02
2005-05-17 ventura marsh (west)-cer gor-1 Total Phosphate as P 0.06 mg/L 0.02
2005-06-07 ventura marsh (west) Total Phosphate as P 0.2 mg/L 0.02
2005-06-21 ventura marsh (west)-cerro Total Phosphate as P 0.47 mg/L 0.02
2005-07-05 ventura marsh(west) Total Phosphate as P 0.23 mg/L 0.02
2005-07-19 ventura marsh (w) cerro gor 1 Total Phosphate as P 0.5 mg/L 0.02
2005-08-02 ventura marsh(west) Total Phosphate as P 0.5 mg/L 0.02
2005-08-16 ventura marsh (west) Total Phosphate as P 0.38 mg/L 0.02
2005-09-06 ventura marsh (west) Total Phosphate as P 0.47 mg/L 0.02
2005-09-20 ventura marsh (west) cer gor 1 Total Phosphate as P 0.5 mg/L 0.02
2005-10-04 ventura marsh (west)-cerro Total Phosphate as P 0.47 mg/L 0.02
2005-10-18 ventura marsh (west)-cerro Total Phosphate as P 0.64 mg/L 0.02
AVERAGE   Total Phosphate as P 0.38 mg/L 0.02
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Total Suspended Solids 9 mg/L 1
2005-05-17 ventura marsh (west)-cer gor-1 Total Suspended Solids 5 mg/L 1
2005-06-07 ventura marsh (west) Total Suspended Solids 31 mg/L 1
2005-06-21 ventura marsh (west)-cerro Total Suspended Solids 33 mg/L 1
2005-07-05 ventura marsh(west) Total Suspended Solids 34 mg/L 1
2005-07-19 ventura marsh (w) cerro gor 1 Total Suspended Solids 74 mg/L 1
2005-08-02 ventura marsh(west) Total Suspended Solids 94 mg/L 1
2005-08-16 ventura marsh (west) Total Suspended Solids 60 mg/L 1
2005-09-06 ventura marsh (west) Total Suspended Solids 72 mg/L 1
2005-09-20 ventura marsh (west) cer gor 1 Total Suspended Solids 71 mg/L 1
2005-10-04 ventura marsh (west)-cerro Total Suspended Solids 90 mg/L 1
2005-10-18 ventura marsh (west)-cerro Total Suspended Solids 52 mg/L 1
AVERAGE   Total Suspended Solids 52 mg/L 1
Date Collected Collection Site Compound Concentration Unit Quant Limit
2005-05-03 ventura march (west) cer gor-1 Total Volatile Suspended Solids 6 mg/L 1
2005-05-17 ventura marsh (west)-cer gor-1 Total Volatile Suspended Solids 3 mg/L 1
2005-06-07 ventura marsh (west) Total Volatile Suspended Solids 20 mg/L 1
2005-06-21 ventura marsh (west)-cerro Total Volatile Suspended Solids 27 mg/L 1
2005-07-05 ventura marsh(west) Total Volatile Suspended Solids 22 mg/L 1
2005-07-19 ventura marsh (w) cerro gor 1 Total Volatile Suspended Solids 46 mg/L 1
2005-08-02 ventura marsh(west) Total Volatile Suspended Solids 58 mg/L 1
2005-08-16 ventura marsh (west) Total Volatile Suspended Solids 45 mg/L 1
2005-09-06 ventura marsh (west) Total Volatile Suspended Solids 39 mg/L 1
2005-09-20 ventura marsh (west) cer gor 1 Total Volatile Suspended Solids 37 mg/L 1
2005-10-04 ventura marsh (west)-cerro Total Volatile Suspended Solids 52 mg/L 1
2005-10-18 ventura marsh (west)-cerro Total Volatile Suspended Solids 30 mg/L 1
AVERAGE   Total Volatile Suspended Solids 32 mg/L 1