# CYPRESS INTERSTATE PIPELINE LLC — Warning Letter

- **operation:** document
- **citation:** CPF 420085019W
- **title:** CYPRESS INTERSTATE PIPELINE LLC — Warning Letter
- **source type:** enforcement
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** 2008-08-01
- **effective on:** Not available
- **summary:** CLOSED warning letter citing 195.410(a)(2), 195.428(a), 195.577(a).
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- **app url:** https://regulus.evalyn.ai/document/phmsa-enforcement-420085019w
- **source url:** https://primis.phmsa.dot.gov/enforcement-data/case/420085019W
**body:**

Warning Letter involving CYPRESS INTERSTATE PIPELINE LLC. PHMSA's enforcement data identifies the cited regulations as 195.410(a)(2),  195.428(a),  195.577(a). The case was opened on 2008-08-01 and is reported as closed as of 2008-08-01. Open the official case record for notices, responses, orders, and the latest status.

Official case documents:

420085019W_Warning Letter_08012008.pdf: https://primis.phmsa.dot.gov/enforcement-documents/420085019W/420085019W_Warning%20Letter_08012008.pdf

420085019w_warning letter_08012008_text.pdf: https://primis.phmsa.dot.gov/enforcement-documents/420085019W/420085019w_warning%20letter_08012008_text.pdf

420085019w_warning letter_08012008_text.pdf

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WARNING LETTER
CERTIFIED MAIL - RETURN RECEIPT REQUESTED
August 1, 2008
Mr. Ron McClain
V. P. Operations & Engineering
Kinder Morgan Energy Partners, L. P.
500 Dallas Street, Suite 1000
Houston, TX 77002
CPF 4-2008-5019W
Dear Mr. McClain:
On May 19-22 and July 8, 2008, a representative of the Pipeline and Hazardous Materials
Safety Administration (PHMSA) pursuant to Chapter 601 of 49 United States Code inspected
your Cypress Pipeline records and facilities in Houston, TX, Mont Beivieu, TX, and various
points along the pipeline route from Mont Belvieu, TX lo Sulphur, LA.
As a result of the inspection, it appears that you have committed probable violations of the
Pipeline Safety Regulations, Title 49, Code of Federal Regulations. The items inspected and
the probable violation(s) are:
195. 410 Line Markers.
(a) Except as provided in paragraph (b) of this section, each operator shall place
and maintain line markers over each buried pipeline in accordance with the
f0 I lowing:
(2) The marker must state at least the following on a background of
sharply contrasting color:
(ii) The name of the operator and a telephone number (including area code)
where the operator can be reached at all times.
195. 434 Signs.
Each operator must maintain signs visible to the public around each pumping
station and breakout tank area. Each sign must contain the name of the operator
and a telephone number (including area code) where the operator can be reached
at all times.



A few pipeline markers and signs for the Cypress Pipeline did not display the correct emergency
telephone number where the operator can be reached at all times. Kinder Morgan completed
the sale of a portion of the Cypress Pipeline assets known as the "North System" near the end
of calendar year 2007. This agreement transferred the emergency telephone number for the
Cypress Pipeline to the new operator. After the sale, Kinder Morgan changed the emergency
telephone number on the vast majority of markers for the portion of the Cypress Pipeline system
that was retained. However, the field inspection revealed that a few markers still displayed the
old emergency telephone number, including markers at Holis Road and a sign at the Westlake
Chemical Plant site. Kinder Morgan must ensure that all of the Cypress Pipeline line markers
display the correct emergency telephone number.
195. 428 Overpressure safety devices and overfill protection systems.
(a) Except as provided in paragraph (b) of this section, each operator shall, at
intervals not exceeding 15 months, but at least once each calendar year, or in the
case of pipelines used to carry highly volatile liquids, at intervals not to exceed
7/a months, but at least twice each calendar year, inspect and test each pressure
limiting device, relief valve, pressure regulator, or other item of pressure control
equipment to determine that it is functioning properly, is in good mechanical
condition, and is adequate from the standpoint of capacity and reliability of
operation for the service in which it is used.
The testing employed by Kinder Morgan for pressure relief devices is not adequate to determine
that it is functioning properly, is in good mechanical condition, and is adequate from the
standpoint of capacity and reliability of operation. Records indicate that the relief valve tests
confirmed the exact set point in every test performed. During the field inspection, a qualified
representative of the operator was asked to demonstrate the relief device testing process at
Spindletop Pump Station. Once the selected relief device was isolated, inert gas was slowly
applied until the valve was just slightly raised off of the seat as evidenced by a pressure gauge
reading that oscillated narrowly above and below the set point. The operator explained that the
relief device was not tested to the full open position due to the valve frequently failing to reseat
after this type of test. However, this test does not adequately test the mechanical condition of
the relief device and failure to reseat could result from debris within the device or a mechanical
problem. Kinder Morgan must ensure that the testing being performed satisfies the
requirements to confirm proper function, good mechanical condition, and adequate from the
standpoint of capacity and reliability of operation for the service in which it is used.
4. 195. 577 What must I do to alleviate interference currentsg
(a) For pipelines exposed to stray currents, you must have a program to identify,
test for, and minimize the detrimental effects of such currents.



Kinder Morgan has not performed interference testing to ensure that stray currents are not
producing a detrimental effect on the Cypress Pipeline system. Annual cathodic protection
readings show a significant drop in potentials at several foreign pipeline crossings along the
Cypress Pipeline route. Some examples include the Equilon crossing at milepost 1. 8, the Sun
Oil crossing at milepost 58. 4, and the Exxon crossing at milepost 75. 3. The operator must
ensure that interference currents, possibly sourced from adjacent pipelines with impressed
current cathodic protection systems, are not damaging the Cypress Pipeline.
Under 49 United States Code, g 60122, you are subject to a civil penalty not to exceed
$100, 000 for each violation for each day the violation persists up to a maximum of $1, 000, 000
for any related series of violations. We have reviewed the circumstances and supporting
documents involved in this case, and have decided not to conduct additional enforcement action
or penalty assessment proceedings at this time. We advise you to correct the item(s) identified
in this letter. Failure to do so will result in Kinder Morgan Energy Partners, L. P. being subject to
additional enforcement action.
No reply to this letter is required. If you choose to reply, in your correspondence please refer to
CPF 4-2008-5019W. Be advised that all material you submit in response to this enforcement
action is subject to being made publicly available. If you believe that any portion of your
responsive material qualifies for confidential treatment under 5 U. S. C, 552(b), along with the
complete original document you must provide a second copy of the document with the portions
you believe qualify for confidential treatment redacted and an explanation of why you believe
the redacted information qualifies for confidential treatment under 5 U. S. C. 552(b).
R, M. Seeley
Director, Southwest Region
Pipeline and Hazardous
Matedals Safety Administration
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