Water Supply Brief

{
  "current_restrictions": {
    "car_washing": "Commercial only, recirculating systems required",
    "new_development": "100-year assured water supply certification suspended for new subdivisions in Scottsdale",
    "outdoor_irrigation": "Limited to 3 days/week, 6am-8am",
    "stage": "Stage 2 Voluntary + Tier 1 Mandatory"
  },
  "five_year_outlook": "Manageable under current trajectory. Key risk: Lake Mead falling below elevation 895 (Tier 3 shortage) would trigger additional 17% CAP reduction not currently priced into utility plans.",
  "infrastructure_investment": "$1.2B committed 2025-2030: direct potable reuse plant (180MGD), wastewater reclamation expansion, groundwater recharge infrastructure",
  "query_summary": {
    "location": "Phoenix AZ",
    "report_date": "2026-06-07",
    "state": "AZ"
  },
  "risk_rating": {
    "max": 100,
    "note": "Supply risk elevated by Colorado River shortage but substantially mitigated by groundwater banking program and diversified portfolio",
    "rating": "Moderate",
    "score": 52
  },
  "supply_overview": {
    "primary_source": "Colorado River (CAP) — 36% | Salt River Project reservoirs — 32% | Groundwater — 22% | Recycled water — 10%",
    "shortage_active": true,
    "shortage_detail": "Tier 2b Colorado River shortage — Arizona receives 21% CAP cut (512,000 acre-feet shortfall); Lake Mead 38% full, Lake Powell 42% full",
    "storage_pct": 40
  },
  "utility_outlook": {
    "rate_trajectory": "Rates expected to increase 6-8% annually through 2028 to fund water security investments",
    "reserve_note": "Phoenix has been banking Colorado River water underground since 1996 — 2.7M acre-feet stored",
    "reserve_years": 100
  }
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://waterpulse.theaslangroupllc.com/api/water/supply-brief?lang=en&state=AZ'

# 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 - 'https://waterpulse.theaslangroupllc.com/api/water/supply-brief?lang=en&state=AZ' \
  | 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 $0.5 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.5" });
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 $0.5 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fwaterpulse.theaslangroupllc.com%2Fapi%2Fwater%2Fsupply-brief
const res = await pay("https://waterpulse.theaslangroupllc.com/api/water/supply-brief?lang=en&state=AZ");
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 $0.5 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.5"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://waterpulse.theaslangroupllc.com/api/water/supply-brief?lang=en&state=AZ")
    print(res.status_code, res.text)