Draft Programmatic Environmental Impact Statement/Environmental Impact Report
San Francisco Estuary Invasive Spartina Project: Spartina Control Program
April 2003

Table 3.9-1:  Summary of Potential Cultural Resources Effects

 

Impact

Manual Removal
(Hand pulling and manual excavation)

Mechanical Removal
(Excavation, dredging, and shredding)

Pruning, Hand-mowing, and Smothering

Flooding
(Diking, drowning, salinity variation)

Burning

Herbicide Application

Beneficial Effects

CUL-1: Disturbance or Destruction of Cultural Resources from Access and Treatment.

All Alternatives: Potentially significant impact from access and ground disturbance.

 

All Alternatives: Potentially significant impact from access and ground disturbance.

 

All Alternatives: Potentially significant impact from access.

 

All Alternatives: Potentially significant impact from access and ground disturbance.

 

All Alternatives: Potentially significant impact from access and burning.

 

Alternatives 1, 3: Potentially significant impact from access.

Alternative 2:
No impact.

N/A

CUL-2: Loss
of Cultural Resources
from Erosion.

All Alternatives: Less than significant impact from erosion and erosion control.

 

All Alternatives: Potentially significant impact from erosion and erosion control..

 

All Alternatives:  Less than significant impact from access and ground disturbance. Root masses would be retained.

 

All Alternatives: Less than significant impact from erosion and erosion control.

 

All Alternatives: Less than significant impact from access and ground disturbance.

 

Alternatives 1 & 3: Less than significant impact from access and ground disturbance.

Alternative 2:
No impact.

N/A