Effects of NRCS Conservation Practices - National

Mine Shaft & Adit Closing Code: 457

Units: no.

 W O 

Soil Erosion Effect Rationale

Soil Erosion - Sheet and Rill Erosion 0

Soil Erosion - Wind Erosion 0

Soil Erosion - Ephemeral Gully Erosion 0

Soil Erosion - Classic Gully Erosion 0

Soil Erosion - Streambank, Shoreline, Water Conveyance C 0

Soil Quality Degradation

 Organic Matter Depletion 0

 Compaction 0

 Subsidence 2

 Concentration of Salts or Other Chemicals 0

Excess Water

 Excess Water - Seeps 0

 Excess Water - Runoff, Flooding, or Ponding 0

 Excess Water - Seasonal High Water Table 2

 Excess Water - Drifted Snow 0

Insufficient Water

 Insufficient Water - Inefficient Use of Irrigation Water 0

 Insufficient Water - Inefficient Moisture Management 0

Water Quality Degradation

 Pesticides in Surface Water 0

 Pesticides in Groundwater 0

 Nutrients in Surface water 0

 Nutrients in Groundwater 0

 Salts in Surface Water 0

 Salts in Groundwater 2

 Excess Pathogens and Chemicals from Manure, Bio-solid 0 

 Excess Pathogens and Chemicals from Manure, Bio-solid 0 

Not Applicable

Not Applicable

Not Applicable

Not Applicable

Not Applicable

The action may prevent outside water from percolating through mine shaft and moving dissolved contaminants to ground water. 

Not Applicable

Not Applicable

Closure limits surface water entering mine and adding to subsurface water.

Not Applicable

Not Applicable

Not Applicable

Not Applicable

The action is designed to prevent subsidence around mine area.

Not Applicable

Not Applicable

Not Applicable

Closure of underground mine openings by filling, plugging, capping, installing barriers, gating or fencing.

Not Applicable

Not Applicable

Not Applicable

Not Applicable

Not Applicable

Not Applicable

AL-Aso Land 

W-Water 

O-Other 

D-Developed 

FS-Farmstead 

Pr-Protected 

P-Pasture 

F-Forest 

R-Range 

C-Crop

Typical Landuse:
 Excessive Sediment in Surface Water 0

 Elevated Water Temperature 0

 Petroleum, Heavy Metals and Other Pollutants Transporte 2

 Petroleum, Heavy Metals and Other Pollutants Transporte 1

Air Quality Impacts

 Emissions of Particulate Matter (PM) and PM Precursors 0

 Emissions of Ozone Precursors 0

 Emissions of Greenhouse Gases (GHGs) 1

 Objectionable Odors 1

Degraded Plant Condition

 Undesirable Plant Productivity and Health 0

 Inadequate Structure and Composition 0

 Excessive Plant Pest Pressure 0

 Wildfire Hazard, Excessive Biomass Accumulation 0

Fish and Wildlife - Inadequate Habitat

 Inadequate Habitat - Food 0

 Inadequate Habitat - Cover/Shelter 0

 Inadequate Habitat - Water 0

 Inadequate Habitat - Habitat Continuity (Space) 2

Livestock Production Limitation

 Inadequate Feed and Forage 0

 Inadequate Shelter 0

 Inadequate Water 0

Inefficient Energy Use

 Equipment and Facilities 0

 Farming/Ranching Practices and Field Operations 0

CPPE Practice Effects: 0 No Effect

5 Substantial Improvement -1 Slight Worsening

4 Moderate to Substantial Improvement -2 Slight to Moderate Worsening

3 Moderate Improvement -3 Moderate Worsening

2 Slight to Moderate Improvement -4 Moderate to Substantial Worsening

1 Slight Improvement -5 Substantial Worsening

Not Applicable

Not Applicable

Not Applicable

Not Applicable

Not Applicable

Animal access will be maintained while other disturbances will be reduced.

Not Applicable

Not Applicable

Not Applicable

Not Applicable

Not Applicable

Closure of underground mine openings can reduce release of methane emissions created in the mine.

Closure of underground mine openings can reduce release of hydrogen sulfide emissions created in the mine.

Not Applicable

Not Applicable

Not Applicable

Not Applicable

The action may prevent outside water from percolating through the mine shaft and moving heavy metals to ground water. 

Not Applicable

Not Applicable

Where closure occurs, the practice prevents toxic discharge from mines to surface water.