NDT Services in Los Angeles, CA
Operators in Los Angeles, CA run NDT scopes against a tight set of compliance expectations. The industrial mix here — refining, ports, aerospace — pulls inspection work toward API 510 / 570 / 653, FAA Part 145, USCG, which means a contractor needs documented Level II/III currency, traceable instrument calibration, and on-call ASNT-recognised method coverage before the first survey starts.
South Bay aerospace primes audit subcontractor NDT files quarterly — a missing NAS 410 cert renewal disqualifies a vendor from the prime list for 12 months.
Local NDT context in Los Angeles
On the ground in Los Angeles, that translates into recurring scopes at Marathon Los Angeles Refinery, Phillips 66 Wilmington, Port of Los Angeles and the surrounding plant fence-line. NDT Connect surfaces certified Los Angeles inspection providers who already work to API 510 / 570 / 653 acceptance criteria, have current calibration chains-of-custody on their UT thickness gauges and PAUT units, and can mobilise within the west coast turnaround window.
Verified inspectors
ASNT Level II / III on file before mobilisation
Parallel quotes
Post a scope, receive quotes in hours not days
Code coverage
API 510 / 570 / 653 · FAA Part 145
Local crews
Based in Los Angeles and the wider west coast
Industries we cover in Los Angeles
Los Angeles's industrial substrate is the reason NDT contractors here run multi-method programs rather than single-discipline benches. Each block below maps an industry to a named local asset so you can see how the scope actually shows up on a site.
Refining work in Los Angeles centres on assets like Marathon Los Angeles Refinery (Refinery). Inspection cadence here is driven by API 510 / 570 / 653 and reinforced by site-specific pre-job qualification matrices — keeping NDT records audit-ready is a continuous, not annual, exercise.
Ports work in Los Angeles centres on assets like Phillips 66 Wilmington (Refinery). Inspection cadence here is driven by API 510 / 570 / 653 and reinforced by site-specific pre-job qualification matrices — keeping NDT records audit-ready is a continuous, not annual, exercise.
Aerospace work in Los Angeles centres on assets like Port of Los Angeles (Port). Inspection cadence here is driven by API 510 / 570 / 653 and reinforced by site-specific pre-job qualification matrices — keeping NDT records audit-ready is a continuous, not annual, exercise.
Named operators and facilities served
Marathon Los Angeles Refinery
Refinery
Phillips 66 Wilmington
Refinery
Port of Los Angeles
Port
Northrop Grumman El Segundo
Aerospace
Codes, standards and regulators that drive NDT in Los Angeles
Method selection, acceptance criteria, and audit retention in Los Angeles are written against the following authorities. Inspectors mobilising here should expect to be checked against each of them.
NDT methods available in Los Angeles
Each method links to the city-specific technique brief. All listed inspectors on NDT Connect work to ASNT SNT-TC-1A as a baseline and reference ASME Section V for procedural acceptance.
Ultrasonic Testing
Wall-thickness, weld and pressure-equipment inspection per ASME Section V and API 510/570/653.
UT in Los AngelesRadiographic Testing
Film and digital RT for new construction and in-service welds per ASME Section V and API 1104.
RT in Los AngelesMagnetic Particle Testing
Surface and near-surface crack detection on ferromagnetic welds per ASTM E709 / E1444.
MT in Los AngelesLiquid Penetrant Testing
Surface-breaking flaw detection on non-porous materials per ASTM E165 / E1417.
PT in Los AngelesVisual Testing
Code-required visual inspection per AWS D1.1, ASME Section V and API 510 / 570 / 653.
VT in Los AngelesPhased Array Ultrasonic Testing
Encoded, imaged weld inspection per ISO 13588 and ASME Section V Mandatory Appendix.
PAUT in Los AngelesFrequently asked questions — NDT in Los Angeles
Which NDT methods are most in demand in Los Angeles?
Refining and Ports operators in Los Angeles drive demand for ultrasonic testing (UT), phased array UT (PAUT), radiographic testing (RT) and magnetic particle testing (MT). Method selection at sites like Marathon Los Angeles Refinery is dictated by API 510 / 570 / 653 acceptance criteria.
What certifications should NDT inspectors in Los Angeles hold?
At minimum, ASNT SNT-TC-1A Level II in the requested method, with a Level III on file for procedure qualification. Contractors working at Phillips 66 Wilmington typically also need site-specific safety induction and documented currency under API 510 / 570 / 653 / FAA Part 145.
How fast can I get an NDT crew on site in Los Angeles?
Local providers in Los Angeles, CA can typically mobilise within 24–72 hours for routine in-service inspections. Turnaround windows, emergency call-outs, and outage support are negotiated against current crew rotation — post the scope to NDT Connect to receive parallel quotes.
Which codes and standards apply to NDT work in Los Angeles?
Work in Los Angeles most often references API 510 / 570 / 653; FAA Part 145; USCG. Method-level acceptance criteria are pulled from ASME Section V, ASTM E-series (E165, E709, E1444), and AWS D1.1 depending on the asset and service.
Do inspectors in Los Angeles cover advanced methods like PAUT and TOFD?
Yes. The west coast contractor pool serving Los Angeles includes providers with phased-array ultrasonic testing (PAUT) and time-of-flight diffraction (TOFD) capability for critical weld scopes — both encoded and compliant with ISO 13588 / ISO 10863.
How are NDT inspection records handled in Los Angeles?
Audit-grade record-keeping is the operational pain in Los Angeles. NDT Connect providers issue instrument-level calibration certificates, traceable Level II/III sign-off, and digital scan packages that survive API 510 / 570 / 653 audit cycles.
Ready to book NDT services in Los Angeles?
Post a scope to NDT Connect and receive parallel quotes from certified Los Angeles inspection providers within hours.
Also serving nearby cities
The same Los Angeles-based providers routinely mobilise to neighbouring industrial corridors. Click through for the local NDT brief.