DEQ 

Oregon Department of Environmental Quality 

Underground Storage Tank Program 

Notification of Temporary 

Closure of Underground Storage Tanks 

OAR 340-150-0167(1) (d) requires that the owner or permittee of an underground storage tank (UST) to notify DEQ 30 

days before placing any UST system into temporary closure. Please complete the infonnation requested below, then mail 

or fax this notification to DEQ at the address noted below; 

DEQ will issue a temporary closure certificate to the permittee that is valid for one year. Thirty days before the end of 

this one-year period, if you wish to keep this facility or tanks in temporary closure, you_must request an extension. The 

definition and requirements for temporary closure (OAR 340-150-0167) have been printed on the back of this form. 

Please note that all USTs in temporary closure will continue to be assessed the annual compliance fee. 

Permittee Information 

Permittee Name 

Company Name* 

Mailing Address 

City, State, Zip 

Contact Person 

Telephone No. 

UST Facility Information 

Facility ID No. 

Name of Facility 

Street Address 

City, State, Zip 

Date tanks placed 

in temporary 

closure 

Note: Information on tanks can be found on the Operation Certificate for this facility 

Tank Information - For Tanks Placed in Temporary Closure 

Tank ID 

No. 

DEQ Tank 

Permit No. 

Tank Size 

(gallons) 

Tank Contents 

(I.e., gas, diesel, etc.) 

Is tank now empty? 

(check box) 

OYes ON O 

OYes ON o 

OYes ON o 

OYes ON o 

OYes ON o 

• If tanks are empty, attach documentation that the work was done and that the contents were properly disposed of or 

recycled (receipt, record from contractor, etc.). If the tanks are emptied at a later date, submit the documentation to 

DEQ within 30 days after the tank has been emptied. 

COMPLIANCE STATEMENT: By my signature below, I agree to comply with the requirements of OAR 340-150-0167 

and the Temporary Closure Certificate issued by DEQ. 

Signature of Permittee Print Name of Permittee Date Signed 

Please return this form and any documentation for empty tanks to: 

Department of Environmental Quality OR 

Attention: UST Program 

811 SW Sixth Avenue, Portland, OR 97204 

FAX Notification To: 

DEQ - UST Program 

503-229-6977 

1^Questions ? Call 503-229-6652 or I-8OO-742-7878 (message line, toll-free in Oregon) 

Visit our web page at http://www.cleq.state.or.us/lq/tanks/ust/index.htm 

* As registered with the Oreaon Corporation Division 

July 2008 Page 1 of 2 DEQ-08-LQ-086 
General Permit Requirements for Temporary Closure of an UST System 

Definition: 'Temporary closure"means a halt in operation activities of an UST system for a limited time where the UST 

system will be brought back into operation or permanently decommissioned at some future date. For example, an UST 

may be temporarily closed due to corrective action activities on site, abandonment by the owner and permittee, 

bankruptcy proceedings, failure to maintain a financial responsibility mechanism, sale in progress or for any other reason 

that a permittee may choose to stop operating the UST. The term applies to an UST system that meets the definition of 

"temporary closure"\N\\e\.\\er or not the department has issued a registration certificate for this activity to the owner and 

permittee. 

Text from OAR 340-150-0167: 

(1) The department will issue a temporary closure certificate \.o the permittee upon receipt of the required notice in 

accordance with OAR 340-150-0135(5) (d). This certificate will expire one year from the date of issuance. Thirty days 

before the expiration date, the permittee must submit one ofthe following to the department: 

(a) An application for a change-in-service (OAR 340-150-0166) or permanent closure (340-150-0168) general 

permit; 

(b) A written request to return the UST system to operational status; or 

(c) A request for an extension of the expiration date of the temporary closure certificate. To be considered for an 

extension, the UST must be empty and a site assessment performed. In lieu of a site assessment, other acceptable 

documentation may be submitted. 

(A) If the department approves the request for extension, the expiration period will be extended to a date . 

determined by the department and a revised temporary closure certificate ^\\\ be issued to the permittee. 

(B) If the department denies the request, the permittee must decommission the UST system by permanent closure 

or change-in-service by the date established by the department. The department will notify the permittee of the denial 

in writing and include the reasons the request was denied. 

(2) To maintain compliance with the general permit temporary closure certificate, the permittee must: 

(a) Cap and secure all lines, pumps, access-ways and ancillary equipment, except the vent lines, if the UST system 

is temporarily closed for three months or more; 

(b) Report suspected releases of regulated substances to the department within 24 hours (OAR 340-150-0500) and 

investigate suspected releases within seven days (340-150-0510); 

(c) Report to the department any confirmed releases within 24 hours and investigate or take corrective action as 

required by: 

(A) OAR 340-122-0205 through 340-122-0360 for petroleum USTs ("Cleanup Rules for Leaking Petroleum UST 

Systems"). 

(B) OAR 340-122-0010 through 340-122-0115 for USTs containing nonpetroleum regulated substances, except that 

releases must be reported in accordance with the requirements of OAR chapter 340, division 142. 

(d) Continuously maintain a financial responsibility mechanism for petroleum UST systems (OAR chapter 340, 

division 151); 

(e) Allow the department access to the UST facility and records (OAR 340-150-0135(2)); 

(f) Provide information to the department upon request and submit information regarding UST system or UST facility 

changes (OAR 340-150-0135(4) and (5)); ^ 

(g) Pay all annual compliance fee invoices by the specified due date or be subject to late fees (OAR 340-150-0110); 

(h) Report to the department any change in ownership of property or tank or designated permittee (OAR 340-150-

0052); and ' / 

(i) Not allow any person other than a service provider or supervisor licensed by the department to perform UST 

services, except as provided by OAR 340-150-0156. 

(3) If the UST is empty of all regulated substances, the permittee must comply with the requirements of section (2) 

of this rule and must submit documentation to the department that the tank was emptied and that the removed 

regulated substance and sludge was recycled or disposed of in accordance with state, federal and local regulations. 

This documentation must be submitted with the notice provided to the department (OAR'340-150-0135(5) (d)) or 

within 30 days after the tank has been emptied. 

(4) If the UST is not empty, the permittee must comply with the requirements of section (2) of this rule and perform 

release detection for USTs and underground piping, including monitoring, testing and record keeping in accordance 

with OAR 340-150-0400 through 340-150-0470. 

(a) If the UST and underground piping are metal, the permittee must operate, test and maintain equipment and 

keep records for corrosion protection in accordance with OAR 340-150-0320 and 340-150-0325. 

(b) If the UST is lined, the permittee must periodically inspect the lining in accordance with OAR 340-150-0360. 

(c) When necessary to correct, detect or prevent releases, the permittee must repair, modify or replace UST system 

components (OAR 340-150-0350 through 340-150-0354). 

(5) The permittee must maintain all records related to the temporary closure for three years after a change-inservice or permanent closure checklist and site assessment report have been approved by the department. If the UST 

facility is sold within this time period, the permittee must provide these records to the new property owner (OAR 340-

150-0140). 

July 2008 Page 2 of 2 DEQ-08-LQ-086 

^<c<t 

DEQ 

Oregon Department of Environmental Quality 

Underground Storage Tank Program 

Request for Extension 

Temporary Closure of Underground Storage Tanks 

Please complete this form if one or more tanks at your facility has been in temporary closure for a year and you 

would like to extend the period of temporary closure pursuant to OAR 340-150-0167(2)(C), Although extensions will 

generally be issued for a year, DEQ reserves the right to issue certificates for shorter or longer periods on a case by 

case basis. If the tanks are empty you must still report suspected releases, provide information upon request, pay 

annual compliance fees and report any changes in ownership. 

See the other side of this form for a more complete discussion of the temporary closure rule requirements. 

Permittee Information 

Permittee Name 

Company Name* 

Mailing Address 

City, State, Zip 

Contact Person 

Telephone No. 

UST Facility Information 

Facility ID No. 

Name of Facility 

Street Address 

City, State, Zip 

Date of Temporary Closure, if known 

Date Temporary Closure Certificate Issued 

Date Temporary Closure Certificate Expires 

'• 

-

Note: Information on tanks can be found on the Temporary Closure Certificate for this facility 

Tank Information - For Tanks Listed in Temporary Closure 

Tank ID 

No. 

DEQ Tank 

Permit No. 

! 

Tank Size 

(gallons) 

Tank Contents 

(i.e., gas, diesel, etc.) 

Is tank now empty? 

(check box) 

OYes ON o 

OYes ON o 

OYes ON o 

OYes ON o 

OYes ON o 

OYes ON o 

OYes ON o 

Note: If there has been a change in permittee, tank owner and/or property owner, please provide the information 

requested on the Permit Modification form (DEQ-05-LQ-018A) included with this mailing. 

TEMPORARY CLOSURE EXTENSION REQUEST: Please extend Temporary Closure Certificate through. 

By my signature below, I agree to comply with the requirements of OAR 340-150-0167 

and the Temporary Closure Certificate issued by DEQ. 

Date 

Signature of Permittee Print Name of Permittee Date Signed 

Please return this form to: 

{. 

Department of Environmental Quality 

Attention: UST Program 

811 SW Sixth Avenue, Portland, OR 97204 

OR FAX Notification To: 

DEQ - UST Program 

503-229-6977 

©Questions ? Call 503-229-6652 or I-8OO-742-7878 (message line, toll-free in Oregon) 

s Visit our web page at http://www.cleq.state.or.us/lq/tanks/ust/index.htm 

* As registered with the Oregon Corporation Division 

July 2008 Page 1 of 2 DEQ-08-LQ-087 
General Permit Requirements for Temporary Closure of an UST System 

Option A - Submit an application for a cliange-in-service or permanent closure. 

1. For change-in-service submit 30-Day Notice of Intent to Complete Change-in-Service \otm (DEQ-05-LQ-020A) 

Comply with OAR 340-150-0166 General Permit Requirements for Closure of an UST System by Change-in-Service 

Submit site assessment plan for approval and perform approved site assessment plan. 

2. For permanent closure submit 30-Day Notice of Intent to Decommission USTs form (DEQ-05-LQ-020A) 

Comply with OAR 340-150-0168 General Permit Requirements for Decommissioning ari UST System by Permanent 

Closure 

Complete a site assessment that complies with the requirements of OAR 340-150-0180 

Complete and submit the Underground Storage Tank Checklist and Site Assessmentiorm (DEQ-05-LQ-021A) 

Option B - Submit a written request to retum the UST system to operational status. 

1. Document that the UST system complies with OAR 340-15-0163 General Permit Requirements for Operating an UST 

System 

2. Document compliance with OAR 340 - Division 151 - UST Financial Responsibility Requirements 

3. Document compliance with OAR 340-150-0200 - Training Requirements for UST System Operators and Emergency 

Response Information 

Option C - Submit a request for an extension of the Temporary Closure Certificate expiration date: 

1. Request an extension of the expiration date of the temporary closure certificate by completing this form. 

(a) If the department approves the request for extension, the expiration period will be extended to a date 

. determined by the department and a revised temporary closure certificatemW be issued to the permittee. 

(b) If the department denies the request, the permittee must decommission the UST system by permanent 

closure or change-in-service by the date established by the department. The department will notify the 

permittee of the denial in writing and include the reasons the request was denied. 

2. The UST must be empty of ail regulated substances in order to be considered for an extension of temporary 

closure. To maintain compliance with the general permit temporary closure certificate, the permittee must: 

(a) Cap and secure all lines, pumps, access-ways and ancillary equipment, except the vent lines, if the UST 

system is temporarily closed for three months or more; 

(b) Report suspected releases of regulated substances to the department within 24 hours (OAR 340-150-0500) 

and investigate suspected releases within seven days (340-150-0510); 

(c) Report to the department any confirmed releases within 24 hours and investigate or take corrective action as 

required by: 

(A) OAR 340-122-0205 through 340-122-0360 for petroleum USTs. 

(B) OAR 340-122-0010 through 340-122-0115 for USTs containing nonpetroleum regulated substances, 

except that releases must be reported in accordance with the requirements of OAR chapter 340, division 

142. 

(d) Continuously maintain a financial responsibility mechanism for petroleum UST systems (OAR chapter 340, 

division 151); 

(e) Allow the department access to the UST facility and records (OAR 340-150-0135(2)); 

(f) Provide information to the department upon request and submit information regarding UST system or UST 

facility changes (OAR 340-150-0135(4) and (5)); 

(g) Pay all annual compliance fee invoices by the specified due date or be subject to late fees (OAR 340-150-

0110); 

(h) Report to the department any change in ownership of property or tank or designated permittee (OAR 340-

150-0052); and 

(i) Not allow any person other than a service provider or supervisor licensed by the department to perform UST 

services, except as provided by OAR 340-150-0156. 

3. A site assessment must be conducted to determine if a release has occurred. Other acceptable documentation 

may be submitted in place of a site assessment. 

Recordkeeping 

The permittee must maintain all records related to the temporary closure for three years after a change-in-service or 

permanent closure checklist and site assessment report have been approved by the department. If the UST facility is 

sold within this time period, the permittee must provide these records to the new property owner (OAR 340-150-

0140). 

July 2008 Page 2 of 2 V DEQ-08-LQ-087