---
canonical: https://dogpolicies.com/places/moore-creek-park-hennessy-unit-napa-county/
title: "Moore Creek Park (Hennessy Unit): dog rules"
license: CC-BY-4.0
attribution: "DogPolicies, dogpolicies.com, CC BY 4.0, verified 2026-11-01"
verified_at: 2026-11-01
review_due: 2026-12-01
freshness: fresh
confirmed_by: none
uid: plc_jhf8q81238031akw
json: https://dogpolicies.com/api/v1/places/moore-creek-park-hennessy-unit-napa-county.json
---

Moore Creek Park (Hennessy Unit) (St. Helena, CA): Yes, with restrictions. Dogs are not permitted in the water at Lake Hennessy, the City of Napa's drinking water. Source: Napa County Regional Park and Open Space District, checked 2026-11-01. DogPolicies record: https://dogpolicies.com/places/moore-creek-park-hennessy-unit-napa-county/ (CC BY 4.0; cite with link).

# Moore Creek Park (Hennessy Unit)

**Yes, with restrictions. Dogs are not permitted in the water at Lake Hennessy, the City of Napa's drinking water.**

Type: park. Location: St. Helena, Napa County, California. Managed by Napa County Regional Park and Open Space District.

## Rules

| Rule | Value | Source | Verified | Freshness |
| --- | --- | --- | --- | --- |
| Dogs allowed | Yes, with restrictions | [1] | 2026-11-01 | fresh |
| Official restrictions | Dogs are not permitted in the water at Lake Hennessy, the City of Napa's drinking water. | [1] | 2026-11-01 | fresh |
| Leash | Required | [1] | 2026-11-01 | fresh |

## Sources

1. Napa County Regional Park and Open Space District, "Dog Friendly Parks & Trails" (government, checked 2026-11-01): https://napaoutdoors.org/parks/dog-friendly-parks/
   > Moore Creek Park ( Hennessy Unit Only ), St Helena – Dogs allowed in parking lot, park, and on trails. On leash at all times. **Please be sure to keep your dog out of the water at Lake Hennessy! Dogs are not permitted in the water as the lake is the drinking water for the City of Napa. **

Verified November 1, 2026; re-check due 2026-12-01. Freshness: fresh.
Corrections: https://dogpolicies.com/corrections/?place=moore-creek-park-hennessy-unit-napa-county
Record: https://dogpolicies.com/places/moore-creek-park-hennessy-unit-napa-county/ · JSON: https://dogpolicies.com/api/v1/places/moore-creek-park-hennessy-unit-napa-county.json · Methodology: https://dogpolicies.com/methodology/