Ocean98

Pillar Point Harbor - Pillar Point #9, San Mateo County, CA

Beach Act beachTier 1Public access

Pillar Point Harbor - Pillar Point #9 is a recreational beach in San Mateo County, California, on Pacific Ocean.

Source: US EPA BEACON beach attributes. Attribute year 2026. Last reviewed October 2026.

This page lists beach identity, location and monitoring-program attributes. It does not show current advisories or bacteria sample results. For today's conditions, check your state or local beach program. How to read these attributes.

Beach attributes

Fields left blank in the source are not shown.

Beach ID
CA852440

EPA BEACON identifier for this beach.

Waterbody
Pacific Ocean

Name of the water the beach fronts.

Waterbody type
Still Water

Open coast, sound/bay/inlet, still water (lakes) or flowing water (rivers).

Beach Act beach
Yes

Yes means the state or territory lists it under the BEACH Act grant program.

Monitoring tier
Tier 1

Priority tier the program assigned. Tier 1 is usually the highest use or risk, sampled most often.

Beach length
0.65 miles

Reported shoreline length of the beach segment.

Access
Public

Whether the beach is reported as open to the public.

Owner
Public

Reported ownership category.

Swim season monitoring frequency
1 per-week

Planned sampling frequency during the swim season.

Advisory reporting frequency
1 per-year

How often advisory information is reported to EPA.

Monitoring reporting frequency
1 per-year

How often monitoring results are reported to EPA.

Start coordinate
37.495, -122.4945

Latitude and longitude of one end of the beach segment.

End coordinate
37.5033, -122.4887

Latitude and longitude of the other end.

Attribute year
2026

Year of the latest attribute record for this beach.

Other beaches in San Mateo County

All beaches in San Mateo County