IPES Score Summary

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Printed on 6/7/2025

Individual Parcel Evaluation System

Official Score: 926

Parcel

015-370-027 015-370-027

Address

7153 STATE HWY 89, TAHOMA, CA

County

El Dorado County, CA

Notes

Alternative building site & Determination of Allowable Coverage

Summary of each Scoring Element

	Maximum Points	IPES Points
Relative Erosion Hazard	450	361
Runoff Potential	200	167
Access to Building Site	170	170
Disturbance in Stream Environment Zone	110	110
Condition of Watershed	70	39
Ability to Revegetate	50	25
Water Quality Improvements	50	44
Proximity to Lake Tahoe	50	10
Total Raw IPES Points	1,150	926

Determination of IPES Score

Raw IPES Points		926
Factor for Parcel Area Outside of SEZ < 5000 sq. ft.		1
Factor for Parcel Area Outside of SEZ < 10,000 sq. ft.		1
Factor for Parcel with No Area Outside of SEZ or SEZ Setback		1
Limited Incentive Points		0
IPES Score		926

Determination of Base Allowable Coverage

Location	Area (ft²)	Allowable Base Percent (%)
IPES Building Site Area	38,318	28%
Not IPES (See Land Capability Verification)	4,806	-
Parcel Area in SEZ	0	-
Parcel Area in SEZ Setback	0	-

IPES Coverage Score: 528

Printed on 6/7/2025

Individual Parcel Evaluation System

Official Score: 926

Parcel

015-370-027 015-370-027

Address

7153 STATE HWY 89, TAHOMA, CA

County

El Dorado County, CA

Details of each Scoring Element

Relative Erosion Hazard Score

361

Soil Erodibility Factor

0.17

Rainfall Factor

LS Factor

.75

Length Slope Segments

Length	Slope Angle
70 ft.	3%
50 ft.	8%

Runoff Potential Score

167

Hydrological Soil Group

Group A

Hydrological Condition

Fair

Access Score

170

Disturbance for Access

No Disturbance

Parcel Access Type

New Access Down Slope

Excavation Difficulty

Unknown

In Streamzone

Height of Fill Slope

<= 3 feet

Gradient of Cut or Fill Slope

<= 10%

Utility in SEZ Score

110

Utility Disturbance

No Disturbance

Condition of Watershed Score

39

Watershed

General Creek

Ability to Revegetate Score

25

Vegetative Group

Group B - Dryness

Elevation of Parcel

< 7000 feet

Average Building Site Slope

Compass Degrees of Parcel

270

Water Quality Improvements Score

44 Proximity to Lake Score

10

Proximity to Lake

Between 6240 Foot Contour and 1 Mile From HWL