USGS Water Services MCP Server for LlamaIndexGive LlamaIndex instant access to 5 tools to Get Daily Values, Get Groundwater Levels, Get Instantaneous Values, and more
GDPR Free for SubscribersLlamaIndex specializes in data-aware AI agents that connect LLMs to structured and unstructured sources. Add USGS Water Services as an MCP tool provider through Vinkius and your agents can query, analyze, and act on live data alongside your existing indexes.
Ask AI about this MCP Server for LlamaIndex
The USGS Water Services MCP Server for LlamaIndex is a standout in the Industry Titans category — giving your AI agent 5 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
Geminiimport asyncio
from llama_index.tools.mcp import BasicMCPClient, McpToolSpec
from llama_index.core.agent.workflow import FunctionAgent
from llama_index.llms.openai import OpenAI
async def main():
# Your Vinkius token. get it at cloud.vinkius.com
mcp_client = BasicMCPClient("https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp")
mcp_tool_spec = McpToolSpec(client=mcp_client)
tools = await mcp_tool_spec.to_tool_list_async()
agent = FunctionAgent(
tools=tools,
llm=OpenAI(model="gpt-4o"),
system_prompt=(
"You are an assistant with access to USGS Water Services. "
"You have 5 tools available."
),
)
response = await agent.run(
"What tools are available in USGS Water Services?"
)
print(response)
asyncio.run(main())
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About USGS Water Services MCP Server
Connect to the USGS Water Services to retrieve comprehensive hydrological data directly from the United States Geological Survey. Monitor environmental conditions, analyze historical trends, and discover monitoring stations through natural language.
LlamaIndex agents combine USGS Water Services tool responses with indexed documents for comprehensive, grounded answers. Connect 5 tools through Vinkius and query live data alongside vector stores and SQL databases in a single turn. ideal for hybrid search, data enrichment, and analytical workflows.
What you can do
- Real-time Monitoring — Use
get_instantaneous_valuesto fetch near real-time data (15-minute intervals) for streamflow, water levels, and quality. - Historical Analysis — Retrieve daily summaries (mean, median, max, min) using
get_daily_valuesfor long-term trend analysis. - Site Discovery — Search for monitoring stations using
get_sitesfiltered by state, county, hydrologic unit (HUC), or geographic bounding box. - Statistical Reports — Generate daily, monthly, or annual statistics with
get_statisticsto understand hydrological patterns. - Groundwater Tracking — Access specialized groundwater level data using
get_groundwater_levelsfor aquifer monitoring.
The USGS Water Services MCP Server exposes 5 tools through the Vinkius. Connect it to LlamaIndex in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
All 5 USGS Water Services tools available for LlamaIndex
When LlamaIndex connects to USGS Water Services through Vinkius, your AI agent gets direct access to every tool listed below — spanning hydrology, environmental-data, water-monitoring, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.
Get daily values on USGS Water Services
You MUST provide at least one major filter. Retrieve historical summarized daily data (mean, median, max, min)
Get groundwater levels on USGS Water Services
You MUST provide at least one major filter. Retrieve historical manually-recorded groundwater levels
Get instantaneous values on USGS Water Services
You MUST provide at least one major filter: sites, stateCd, huc, bBox, or countyCd. Retrieve near real-time water data (usually 15-minute intervals)
Get sites on USGS Water Services
Multiple major filters can be combined (AND logic). Search for USGS sites and metadata
Get statistics on USGS Water Services
Retrieve daily, monthly, or annual statistics based on approved data
Connect USGS Water Services to LlamaIndex via MCP
Follow these steps to wire USGS Water Services into LlamaIndex. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.
Install dependencies
pip install llama-index-tools-mcp llama-index-llms-openaiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the agent
agent.py and run: python agent.pyExplore tools
Why Use LlamaIndex with the USGS Water Services MCP Server
LlamaIndex provides unique advantages when paired with USGS Water Services through the Model Context Protocol.
Data-first architecture: LlamaIndex agents combine USGS Water Services tool responses with indexed documents for comprehensive, grounded answers
Query pipeline framework lets you chain USGS Water Services tool calls with transformations, filters, and re-rankers in a typed pipeline
Multi-source reasoning: agents can query USGS Water Services, a vector store, and a SQL database in a single turn and synthesize results
Observability integrations show exactly what USGS Water Services tools were called, what data was returned, and how it influenced the final answer
USGS Water Services + LlamaIndex Use Cases
Practical scenarios where LlamaIndex combined with the USGS Water Services MCP Server delivers measurable value.
Hybrid search: combine USGS Water Services real-time data with embedded document indexes for answers that are both current and comprehensive
Data enrichment: query USGS Water Services to augment indexed data with live information before generating user-facing responses
Knowledge base agents: build agents that maintain and update knowledge bases by periodically querying USGS Water Services for fresh data
Analytical workflows: chain USGS Water Services queries with LlamaIndex's data connectors to build multi-source analytical reports
Example Prompts for USGS Water Services in LlamaIndex
Ready-to-use prompts you can give your LlamaIndex agent to start working with USGS Water Services immediately.
"Search for all active USGS water monitoring sites in Florida."
"Get the last 7 days of water level data for site 08313000."
"What are the daily mean statistics for discharge at site 01646500?"
Troubleshooting USGS Water Services MCP Server with LlamaIndex
Common issues when connecting USGS Water Services to LlamaIndex through Vinkius, and how to resolve them.
BasicMCPClient not found
pip install llama-index-tools-mcpUSGS Water Services + LlamaIndex FAQ
Common questions about integrating USGS Water Services MCP Server with LlamaIndex.
How does LlamaIndex connect to MCP servers?
Can I combine MCP tools with vector stores?
Does LlamaIndex support async MCP calls?
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