---
title: "Fault Water Map"
method: POST
path: "/api/v1/cross/fault-water/map"
tags: ["Deep Fault Water Mapper"]
---

# Fault Water Map

`POST /api/v1/cross/fault-water/map`

## Request

- Base URL: `https://www.deepmapai.com`
- URL: `https://www.deepmapai.com/api/v1/cross/fault-water/map`
- Auth: none declared

Generate a regional fault water map.

Creates a gridded map of Vp/Vs ratio at multiple depth slices
across the specified region using available RS station pairs.

**Pricing:** Included in subscription tiers (legacy list price: GET /api/v1/billing/pricing).

Parameters (JSON body)
----------------------
min_lat, max_lat : float
    Latitude bounds.
min_lon, max_lon : float
    Longitude bounds.
grid_spacing_km : float, optional
    Grid spacing in km (default 10.0).

## Query parameters

- `x_api_key` string, nullable

## Request body

- object

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/deepmapai/apis/deepmap-ai.md) · [All operations](https://skmtc.dev/deepmapai/apis/deepmap-ai/llms.txt) · [OpenAPI document](https://skmtc.dev/deepmapai/apis/deepmap-ai/revisions/dab995d977d0?raw)