WATER RUNOFF ANALYSIS

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--- SITE ASSESSMENT & DATA COLLECTION ---
[ ] GPS Coordinates of Assessment Start Point
[ ] Date of Site Assessment
[ ] Time of Site Assessment Start
[ ] Area of Field/Farm Under Assessment (hectares/acres)
[ ] Detailed Description of Field/Farm Topography & Vegetation
[ ] Land Use Types within Assessment Area (Cropland, Pasture, Orchard, Forest, Other (Specify))
[ ] Site Map/Sketch (indicating drainage patterns, key features)
[ ] Dominant Soil Type(s) Observed (Sandy, Silty, Clayey, Loamy, Organic, Unknown)
[ ] General Condition of Ground Cover (e.g., Excellent, Good, Fair, Poor)

--- RAINFALL & HYDROLOGIC DATA ANALYSIS ---
[ ] Start Date of Rainfall Data Collection
[ ] End Date of Rainfall Data Collection
[ ] Average Annual Rainfall (mm/inches)
[ ] Maximum Hourly Rainfall Intensity (mm/inches/hr)
[ ] Rainfall Data Source (Local Weather Station, Regional Precipitation Network, Satellite Data, Other (Specify))
[ ] Description of Hydrologic Data Used (e.g., streamflow records, snowpack data)
[ ] Rainfall Data Files (e.g., CSV, Excel)
[ ] Recurrence Interval (for design storm - years)

--- SOIL CHARACTERISTICS & INFILTRATION ---
[ ] Soil Organic Matter (%)
[ ] Soil Bulk Density (g/cm³)
[ ] Soil Texture Class (Sandy, Loamy Sand, Sandy Loam, Silt Loam, Clay Loam, Sandy Clay Loam, Silty Clay Loam, Clay, Silty Clay, Sandy Clay)
[ ] Initial Infiltration Rate (mm/hr)
[ ] Steady-State Infiltration Rate (mm/hr)
[ ] Description of Soil Profile (layers, colors, consistencies)
[ ] Soil Texture Analysis Report (if available)
[ ] Saturated Hydraulic Conductivity (cm/hr)

--- TOPOGRAPHY & SLOPE ANALYSIS ---
[ ] Maximum Slope (%)
[ ] Average Slope (%)
[ ] Highest Elevation Point (GPS Coordinates)
[ ] Lowest Elevation Point (GPS Coordinates)
[ ] Contour Maps or Topographic Survey
[ ] Description of Terrain Features (e.g., gullies, depressions)
[ ] Dominant Aspect (Direction Slope Faces) (North, Northeast, East, Southeast, South, Southwest, West, Northwest)

--- AGRICULTURAL PRACTICES EVALUATION ---
[ ] Tillage Method Employed? (Conventional Tillage, Reduced Tillage, No-Till)
[ ] Fertilizer Application Rate (lbs/acre)
[ ] Types of Fertilizer Used (Select all that apply) (Nitrogen, Phosphorus, Potassium, Organic, Compost)
[ ] Irrigation System Description (Type, Frequency, Volume)
[ ] Irrigation Volume (gallons/acre/irrigation)
[ ] Crop Rotation Practices? (Monoculture, Rotation - Describe below, Cover Cropping - Describe below)
[ ] Describe Crop Rotation/Cover Cropping (if applicable)
[ ] Upload Field Map/Layout (showing planting areas)

--- RUNOFF MODELING & ESTIMATION ---
[ ] Modeling Approach Selected (NRCS Curve Number Method, SWAT, HEC-RAS, Other (Specify in LONG_TEXT))
[ ] Rainfall Intensity (in/hr)
[ ] Curve Number (CN)
[ ] Area (acres)
[ ] Estimated Runoff Volume (acre-feet)
[ ] Peak Flow Rate (cfs)
[ ] Model Input Data Description (e.g., data sources, assumptions)
[ ] Model Input File(s)

--- WATER QUALITY ASSESSMENT ---
[ ] pH Level
[ ] Turbidity (NTU)
[ ] Total Suspended Solids (TSS) (mg/L)
[ ] Nitrate-N (mg/L)
[ ] Phosphate-P (mg/L)
[ ] Pesticide Concentration (Specify Pesticide) (µg/L)
[ ] Indicators of Fecal Contamination Present? (E. coli, Fecal Coliforms, None Detected)
[ ] Observations of Color or Odor
[ ] Sampling Date
[ ] Sampling Time

--- MITIGATION MEASURES EVALUATION ---
[ ] Potential Cover Crop Options Considered (Select all that apply) (Cereal Rye, Oats, Buckwheat, Crimson Clover, Hairy Vetch, Other (Specify in LONG_TEXT))
[ ] If 'Other' cover crop was selected, please specify:
[ ] Estimated Terracing Slope Reduction (%)
[ ] Riparian Buffer Type (If Applicable) (Native Vegetation, Grassed, None, Other (LONG_TEXT))
[ ] If 'Other' Riparian Buffer type was selected, please specify:
[ ] Estimated width of Riparian Buffer (meters)
[ ] Conservation Tillage Practices Considered (Select all that apply) (No-Till, Reduced Till, Ridge Tillage, Conventional Tillage, Other (LONG_TEXT))
[ ] If 'Other' Conservation Tillage was selected, please specify:
[ ] Nutrient Management Plan Review Required? (Yes, No)

--- REPORTING & DOCUMENTATION ---
[ ] Executive Summary of Findings
[ ] Estimated Runoff Volume (cubic meters)
[ ] Peak Runoff Flow Rate (m³/s)
[ ] Runoff Modeling Output Files (e.g., simulation results)
[ ] Overall Risk Level (Based on analysis) (Low, Moderate, High)
[ ] Detailed Description of Recommended Mitigation Measures
[ ] Date of Report Completion
[ ] Analyst Signature
[ ] Any Limitations of the Analysis

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