TABLE 1

OAR 340-071-0220

 

MINIMUM SEPARATION DISTANCES

 

 

 

 

Items Requiring Setback

From

Subsurface

Absorption Area Including Replacement Area

From Septic Tank and

Other Treatment Units, Effluent Sewer and

Distribution Units

1. Groundwater Supplies and Wells.

*100'

50'

2. Springs:

•  Upgradient.

•  Downgradient.

 

50'

100'

 

50'

50'

**3.  Surface Public Waters:

•  Year round.

•  Seasonal.

 

100'

50'

 

50'

50'

4.  Intermittent Streams:

•  Piped (watertight not less than 25' from any part of the on-site system).

•  Unpiped.

 

 

20'

50'

 

 

20'

50'

5. Groundwater Interceptors:

•  On a slope of 3% or less.

•  On a slope greater than 3%:

y Upgradient.

y Downgradient.

 

20'

 

10'

50'

 

10'

 

5'

10'

6. Irrigation Canals:

•  Lined (watertight canal).

•  Unlined:

y Upgradient.

y Downgradient.

 

25'

 

25'

50'

 

25'

 

25'

50'

7. Cuts Manmade in Excess of 30 Inches

(top of downslope cut):

•  Which Intersect Layers that Limit

Effective Soil Depth Within 48

Inches of Surface.

•  Which Do Not Intersect Layers that

Limit Effective Soil Depth.

 

 

 

50'

 

25'

 

 

 

25'

 

10'

8. Escarpments:

•  Which Intersect Layers that Limit

Effective Soil Depth.

•  Which Do Not Intersect Layers that

Limit Effective Soil Depth.

 

 

50'

 

25'

 

 

10'

 

10'

9. Property Lines.

10'

5'

10. Water Lines.

10'

10'

11. Foundation Lines of any Building,

Including Garages and Out Buildings.

 

10'

 

5'

12. Underground Utilities.

10'

* 50-foot setback for wells constructed with special standards granted by WRD.

**This does not prevent stream crossings of pressure effluent sewers.

 

 

 

 

 

TABLE 2

OAR 340-071-0220

QUANTITIES OF SEWAGE FLOWS

 

 

 

Type of Establishment

Column 1

Column 2

 

Gallons Per Day

Minimum Gallons Per Establishment Per Day

Airports

5 (per passenger)

150

Bathhouses and swimming pools

10 (per person)

300

 

Camps: (4

Persons per

Campsite, where

Applicable)

Campground with central comfort stations

35 (per person)

700

 

With flush toilets, no showers

25 (per person)

500

 

Construction camps — semi-permanent

50 (per person)

1000

 

Day camps — no meals served

15 (per person)

300

 

Resort camps (night and day) with limited

plumbing

50 (per person)

1000

 

Luxury camps

100 (per person)

2000

Churches

5 (per seat)

150

Country clubs

100 (per resident member)

2000

Country clubs

25 (per non-resident member

present)

 

 

 

 

Dwellings:

Boarding houses

150 (per bedroom)

600

 

Boarding houses – additional for non-residential

boarders

10 (per person)

 

Rooming houses

80 (per person)

500

 

Condominiums, Multiple family dwellings —

including apartments

300 (per unit)

900

 

Single family dwellings

300 (not exceeding 2 bedrooms)

450*

 

Single family dwellings — with more than 2

bedrooms

75 (for third & each succeeding

bedroom)

450

Factories (exclusive of industrial wastes — with shower facilities)

35 (per person per shift)

300

Factories (exclusive of industrial wastes — without shower facilities)

15 (per person per shift)

150

Hospitals

250 (per bed space)

2500

Hotels with private baths

120 (per room)

600

Hotels without private baths

100 (per room)

500

Institutions other than hospitals

125 (per bed space)

1250

Laundries — self-service

500 (per machine)

2500

Mobile home parks

250 (per space)

750

Motels — with bath, toilet, and kitchen wastes

100 (per bedroom)

500

Motels — without kitchens

80 (per bedroom)

400

Picnic Parks — toilet wastes only

5 (per picnicker)

150

Picnic Parks — with bathhouses, showers, and flush toilets

10 (per picnicker)

300

Restaurants

40 (per seat)

800

Restaurants — single-service

2 (per customer)

300

Restaurants — with bars and/or lounges

50 (per seat)

1000

 

Schools:

Boarding

100 (per person)

3000

 

Day — without gyms, cafeterias, or showers

15 (per person)

450

 

Day — with gyms, cafeterias and showers

25 (per person)

750

 

Day — with cafeteria, but without gyms or showers

20 (per person)

600

Service Stations

10 (per vehicle served)

500

Swimming pools and bathhouses

10 (per person)

300

Theaters:

Movie

5 (per seat)

300

 

Drive-In

20 (per car space)

1000

Travel trailer parks — without individual water and sewer hookups

50 (per space)

300

Travel trailer parks — with individual water and sewer hookups

100 (per space)

500

Workers:

Construction — as semi-permanent camps

50 (per person)

1000

 

Day — at schools and offices

15 (per shift)

150

* Except as otherwise provided in these rules.

 

 

 

 

TABLE 3

OAR 340-071-0220

 

imageSLOPE, EFFECTIVE SOIL DEPTH RELATIONSHIP

 

 

 

 

 

 

 

 

 

image

 

image

 

image

 

 

 

 

 

 

 

 

image

 

 

image
* When slope exceeds 30 percent, rules on steep slope systems apply. (Refer to OAR 340-71-0310.)

 

 

 

 

TABLE 4

OAR 340-071-0220

 

Minimum length of absorption trench (linear feet) required per 150 gallons projected daily sewage flow determined from soil texture versus effective soil depth.

 

Effective Soil Depth

Soil Group

 

A

B

C

18" to Less than 24"

125

150

175

24" to Less than 36"

100

125

150

36" to Less than 48

75

100

125

48" or more

50

75

125

* Soil Group A — Sand, Loamy Sand, Sandy Loam.

Soil Group B — Sandy Clay Loam, Loam, Silt Loam, Silt, Clay Loam. Soil Group C — Silty Clay Loam, Sandy Clay, Silty Clay, Clay.

* If sand grains are fine or very fine, site according to Group B soils.

 

 

 

 

 

 

 

 

TABLE 5

OAR 340-071-0220

 

Minimum length of absorption trench (linear feet) required per 150 gallons projected daily sewage flow determined from soil texture versus depth to temporary groundwater.

Depth to Temporary

Groundwater

Soil Group

 

A

B

C

24" to Less than 48"

100

125

150

48" or More

50

75

125

* Soil Group A — Sand, Loamy Sand, Sandy Loam.

Soil Group B — Sandy Clay Loam, Loam, Silt Loam, Silt, Clay Loam. Soil Group C — Silty Clay Loam, Sandy Clay, Silty Clay, Clay.

* If sand grains are fine or very fine, site according to Group B soils.

 

 

 

 

 

 

TABLE6

OAR 340-071-0100

 

SOIL TEXTURAL CLASSIFICATION CHART

 

 

 

 

 

 

image

 

 

 

TABLE 7

 

OAR 340-071-0100

 

USDA SOIL CLASSIFICATION SIZES OF SOIL SEPARATES

 

 

Sieve Sizes  Millimeters

 

 

Clay

 

 

Silt

 

 

.002

 

 

 

 

 

 

Very Fine Sand

270  .050

 

 

200  .075

 

 

140  .1

 

 

 

 

Fine Sand

 

 

60  .25

 

 

Medium Sand

 

 

35  .5

 

Coarse Sand

 

 

 

 

 

Very Coarse Sand

18  1.0

 

 

 

10   2.0

 

 

Fine Gravel

 

 

4  4.75

 

 3/8"  9.5  

 

Coarse Gravel

1/2  12.5

 

 

 

 

 

 

Cobbles

3"  76.2

 

 

 

 

 

 

 

 

 

 

TABLE 8

OAR 340-071-0330

 

MINIMUM SEPARATION DISTANCES FOR

NONWATER-CARRIED WASTE DISPOSAL FACILITIES

 

 

Self-Contained Nonwater-Carried Waste Disposal

Unsealed Earth Type Privies, Gray Water Waste Disposal Sump and Seepage Chambers

Groundwater supplies including springs and cisterns

 

 

50'

 

 

100'

Surface public waters, excluding intermittent streams

 

 

50'

 

 

100'

Intermittent streams

50'

50'

Property line

25'

25'

 

 

 

 

 

 

OAR 340-071-0140

 

ONSITE SYSTEM FEE SCHEDULE

 

 

Table 9A

 

Site Evaluation and Existing System Evaluation Fees

New Site Evaluation fees. Fees in this section apply to each system for which site suitability is evaluated.

 

Single family dwelling - First lot

$680

Single family dwelling - Each additional lot evaluated during initial visit

$680

Commercial facility with a design capacity of 1,000 gpd or less

$680

Commercial facility with a design capacity of 1,001-1,500 gpd

$856

Commercial facility with a design capacity of 1,501-2,000 gpd

$1,032

Commercial facility with a design capacity of 2,001-2,500 gpd

$1,208

Commercial facility with a design capacity of 2,501-3,000 gpd

$1,384

Commercial facility with a design capacity of 3,001-3,500 gpd

$1,560

Commercial facility with a design capacity of 3,501-4,000 gpd

$1,736

Commercial facility with a design capacity of 4,001-4,500 gpd

$1,912

Commercial facility with a design capacity of 4,501-5,000 gpd

$2,088

Commercial facility with a design flow greater than 5,000 gpd

$2,304

Site Evaluation Report Review fee

$640

Existing System Evaluation Report fee

$640

 

 

 

 

 

 

 

Table 9B

 

Permitting Fees for Systems Not Subject to WPCF Permits. Effective January 4, 2010 to January 2, 2011

 

  

Gray water waste disposal sumps

Holding tanks

Standard subsurface, Absorption trenches in saprolite, Evapotranspiration- absorption, Redundant, Seepage trench, Steep slope

Alternative treatment technologies, Capping fill, Pressurized distribution, Tile dewatering

Recirculating gravel filter, Sand filter (commercial or residential)

Plan Review fees for commercial facility systems.

Construction-Installation Permit fees.

       

For systems with a design capacity of less than 600 gpd

 

$364

$702

$819

$1,027

$1,235

$0

For systems with a design capacity of 600 gpd but not more than 1,000 gpd

 

 

$364

 

$702

 

$819

 

$1,027

 

$1,235

 

$299

For systems with a design capacity of 1,001-1,500 gpd

 

$442

$780

$897

$1,105

$1,313

$351

For systems with a design capacity of 1,501-2,000 gpd

 

$520

$858

$975

$1,183

$1,391

$403

For systems with a design capacity of 2,001-2,500 gpd

 

$598

$936

$1,053

$1,261

$1,469

$455

Reinspection fee

$100

      

Pump Evaluation fee. For all permits that specify the use of a pump or dosing siphon except for sand filter, Alternative treatment technologies, Recirculating gravel filter, and pressurized distribution systems

$52

      

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 9B

 

Permitting fees for systems not subject to WPCF permits. Effective January 3, 2011

 

  

Gray water waste disposal sumps

Holding tanks

Standard subsurface, Absorption trenches in saprolite, Evapotranspiration- absorption, Redundant, Seepage trench, Steep slope

Alternative treatment technologies, Capping fill, Pressurized distribution, Tile dewatering

Recirculating gravel filter, Sand filter (commercial or residential)

Plan Review fees for commercial facility systems.

Construction-Installation Permit fees.

       

For systems with a design capacity of less than 600 gpd

 

$448

$864

$1,008

$1,235

$1,520

$0

For systems with a design capacity of 600 gpd but not more than 1,000 gpd

 

 

$448

 

$864

 

$1,008

 

$1,235

 

$1,520

 

$368

For systems with a design capacity of 1,001-1,500 gpd

 

$544

$960

$1,104

$1,313

$1,660

$432

For systems with a design capacity of 1,501-2,000 gpd

 

$640

$1,056

$1,200

$1,391

$1,712

$496

For systems with a design capacity of 2,001-2,500 gpd

 

$736

$1,152

$1,296

$1,469

$1,808

$560

Reinspection fee

$100

      

Pump Evaluation fee. For all permits that specify the use of a pump or dosing siphon except for sand filter, Alternative treatment technologies, Recirculating gravel filter, and pressurized distribution systems

$64

      

 

 

 

 

 

Table 9C

 

Other Permitting Fees for Systems Not Subject to WPCF permits. Effective January 4, 2010 to January 2, 2011

  

 

Field Visit required

 

No Field Visit required

Minor Alteration Permit

$215

  

Major Alteration Permit

$449

  

Minor Repair Permit - Single Family Dwelling

$215

  

Major Repair Permit - Single Family Dwelling

$449

  

Minor Repair Permit - Commercial Facility

$377

  

Major Repair Permit - Commercial Facility

$819 or the applicable fee in Table 9B, whichever is lower.

  

Permit Denial Review

$352

  

Permit Transfer, Reinstatement, or Renewal

 

$423

$124

Authorization Notice

 

$507

$130

Authorization Notice Denial Review

$640

  

Renewal of hardship authorization for temporary dwelling

 

$330

$100

Alternative system inspection - Holding tanks

$312

  

Alternative system inspection - Other alternative systems listed in Table 9B

$429

  

Annual report evaluation - Holding tanks

$25

  

Annual report evaluation - Commercial sand filters, recirculating gravel filters, and alternative treatment technology

$50

  

Variance from onsite system rules

$2,080

  

 

 

 

 

Table 9C

 

Other Permitting Fees for Systems Not Subject to WPCF Permits. Effective January 3, 2011

  

 

Field Visit required

 

No Field Visit required

Minor Alteration Permit

$264

  

Major Alteration Permit

$552

  

Minor Repair Permit - Single Family Dwelling

$256

  

Major Repair Permit - Single Family Dwelling

$535

  

Minor Repair Permit - Commercial Facility

$464

  

Major Repair Permit - Commercial Facility

$1,008 or the applicable fee in Table 9B, whichever is lower.

  

Permit Denial Review

$352

  

Permit Transfer, Reinstatement, or Renewal

 

$520

$152

Authorization Notice

 

$624

$160

Authorization Notice Denial Review

$640

  

Renewal of hardship authorization for temporary dwelling

 

$330

$100

Alternative system inspection - Holding tanks

$384

  

Alternative system inspection - Other alternative systems listed in Table 9B

$528

  

Annual report evaluation - Holding tanks

$30

  

Annual report evaluation - Commercial sand filters, recirculating gravel filters, and alternative treatment technology

$60

  

Variance from onsite system rules

$2,080

  

 

 

Table 9D

WPCF Permit Fees

 

  

Application filing fee (all systems)

Permit processing fees for onsite systems with a design capacity of 1,200 gpd or less.

Permit processing fees for onsite systems with a design capacity over 1,200 gpd:

Plan Review fee.

Annual Compliance Determination fee.

New application

 

 

 

$72

$576

$2,878

  

Permit renewal (involving request for effluent limit modifications)

 

$72

$287

$1,440

  

Permit renewal (without request for effluent limit modifications)

 

$72

$145

$718

  

Permit modification (involving increase in effluent limitations)

 

$72

$287

$1,440

  

Permit modification (not involving an increase in effluent limits)

 

$72

$216

$718

  

For commercial facilities with a design capacity less than 600 gpd

    

$0

 

For commercial facilities with a design capacity of 600 - 1,000 gpd

    

$275

 

For commercial facilities with a design capacity of 1,001 - 1,500 gpd

    

$324

 

For commercial facilities with a design capacity of 1,501 - 2,000 gpd

    

$372

 

For commercial facilities with a design capacity of 2,001 - 2,500 gpd

    

$420

 

For commercial facilities with a design capacity of 2,501 - 3,000 gpd

    

$492

 

For commercial facilities with a design capacity of 3,001 - 3,500 gpd

    

$540

 

For commercial facilities with a design capacity of 3,501 - 4,000 gpd

    

$588

 

For commercial facilities with a design capacity of 4,001 - 4,500 gpd

    

$635

 

For commercial facilities with a design capacity of 4,501 - 5,000 gpd

    

$683

 

Commercial facilities with a design capacity greater than 5,000 gpd

    

$718

 

Single family dwelling

    

$145

 

Onsite sewage lagoon with no discharge

     

$863

Treatment Standard 1 or better systems with design capacities less than 2,500 gpd

     

$360

Treatment Standard 1 or better systems with design capacities of 2,501 - 20,000 gpd

     

$718

Holding tanks, if by the date specified by the department, the owner does not submit written certification to the department that the holding tank has been operated the previous calendar year in full compliance with the permit or that the previous year's service logs for the holding tanks are not available for inspection by the department

     

$287

Holding tanks, if by the date specified by the department, the owner submits written certification to the department that the holding tank has been operated the previous calendar year in full compliance with the permit and that the previous year's service logs for the holding tanks are available for inspection by the department.

 

 

     

$31

Other systems with design capacities less than 20,000 gpd

     

$360

Other systems with design capacities greater than 20,000 gpd

     

$718

Site Evaluation Confirmation

$504

     

 

 

 

 

 

 

 

Table 9E

 

Sewage Disposal Service License and Truck Inspection Fees

New 3-year business license

$355 per year

Renewal of business license

$320 per year

Transfer of or amendments to license

$200

Reinstatement of suspended license

$250

Pumper truck inspections - First vehicle, each inspection

$100

Pumper truck inspections - Each additional vehicle, each inspection

$50

 

 

 

 

 

 

Table 9F

 

Other Fees

Innovative or Alternative Technology or Material Review

$1,600

Material Plan Review

$480

Department surcharge

$60