Locus Environmental History Lookup

{
  "addressProximity": {
    "caveats": [],
    "coverage": {
      "hazardousWasteHandlers": {
        "countSource": "epa_count",
        "countyTotal": 1691,
        "coverageComplete": false,
        "fetchedRows": 1000
      },
      "toxicReleases": {
        "countSource": "epa_count",
        "countyTotal": 94,
        "coverageComplete": true,
        "fetchedRows": 94
      }
    },
    "hazardousWasteHandlers": {
      "caveats": [],
      "countyTotal": 1691,
      "coverageComplete": false,
      "geolocatedCount": 943,
      "nearest": [],
      "noneGeolocated": false,
      "noneWithinRadius": false,
      "partialCoverage": true,
      "radiusMiles": 3.1
    },
    "hazardousWasteNearestRegardless": {
      "city": "RALEIGH",
      "distanceMiles": 0.06,
      "generatorStatus": "Not a Generator",
      "name": "FAST FARE NC 736",
      "outsideRadius": false,
      "radiusMiles": 3.1
    },
    "nearestLargeQuantityGenerator": {
      "city": "RALEIGH",
      "distanceMiles": 2.45,
      "generatorStatus": "Large Quantity Generator",
      "name": "NCSU CENTENNIAL CAMPUS"
    },
    "point": {
      "latitude": 35.780418000003195,
      "longitude": -78.63910200000142
    },
    "toxicReleaseFacilities": {
      "caveats": [],
      "countyTotal": 94,
      "coverageComplete": true,
      "geolocatedCount": 42,
      "nearest": [],
      "noneGeolocated": false,
      "noneWithinRadius": false,
      "partialCoverage": false,
      "radiusMiles": 3.1
    },
    "toxicReleaseNearestRegardless": {
      "city": "RALEIGH",
      "distanceMiles": 0.59,
      "name": "PINE STATE CREAMERY CO",
      "outsideRadius": false,
      "radiusMiles": 3.1
    }
  },
  "addressSpecificity": "point_ranked",
  "agentUse": {
    "backgroundOnlyFields": [],
    "doNotUseFor": [],
    "primaryFields": [],
    "reliabilityNotes": []
  },
  "ok": true,
  "place": {
    "county": "Wake County",
    "countyFips3": "183",
    "stateAbbr": "NC"
  },
  "radonHeadline": {
    "county": "Wake County",
    "epaHighRadonPotential": false,
    "meaning": "moderate EPA radon potential category",
    "stateAbbr": "NC",
    "zone": 2
  }
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.locus.report/api/locus-environmental-history-lookup' \
  -H 'content-type: application/json' \
  --data-raw '{"address":"1 E Edenton St, Raleigh, NC 27601"}'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - -X POST 'https://api.locus.report/api/locus-environmental-history-lookup' \
  -H 'content-type: application/json' \
  --data-raw '{"address":"1 E Edenton St, Raleigh, NC 27601"}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.01 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.01" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.01 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.locus.report%2Fapi%2Flocus-environmental-history-lookup&method=POST
const res = await pay("https://api.locus.report/api/locus-environmental-history-lookup", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "address": "1 E Edenton St, Raleigh, NC 27601"
  }),
});
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.01 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.01"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://api.locus.report/api/locus-environmental-history-lookup",
        json={
            "address": "1 E Edenton St, Raleigh, NC 27601",
        },
    )
    print(res.status_code, res.text)