Skip to content

Chapter 50 — SEWERS

§ 50.070 BASELINE MONITORING REPORTS.

Eureka Zoning Code · 2026-06 edition · updated 2026-07-25 · Eureka

(A) Within either 180 days after the effective date of a categorical pretreatment standard, or the final administrative decision on a category determined under 40 CFR 403.6(a)(4), whichever is later, existing significant industrial users subject to such categorical pretreatment standards, and currently discharging to or scheduled to discharge to the POTW, shall be required to submit to the city a report which contains the information listed in division (B) of this section. At least 90 days prior to commencement of their discharge, new sources, and sources that become industrial users subsequent to the promulgation of an applicable categorical standard, shall be required to submit to the city a report which contains the information listed in division (B) of this section. A new source shall also be required to report the method of pretreatment it intends to use to meet applicable pretreatment standards. A new source shall also give estimates of its anticipated flow and quantity of pollutants discharged.

  • (B) The industrial user shall submit the information required by this section including:

(1) Identifying information. The name and address of the facility including the name of the operator and owners.

(2) Wastewater discharge permits. A list of any environmental control wastewater discharge permits held by or for the facility.

(3) Description of operations. A brief description of the nature, average rate of production, and standard industrial classifications of the operation(s) carried out by such industrial user. This description should include a schematic process diagram which indicates points of discharge to the POTW from the regulated processes.

(4) Flow measurement. Information showing the measured average daily and maximum daily flow, in gallons per day, to the POTW from regulated process streams and other streams, as necessary, to allow use of the combined wastestream formula set out in 40 CFR 403.6(e).

  • (5) Measurement of pollutants.

  • (a) Identify the categorical pretreatment standards applicable to each regulated process.

(b) Submit the results of sampling and analysis identifying the nature and concentration (and/or mass, where required by the standard or by the city) of regulated pollutants in the discharge from each regulated process. Instantaneous, daily maximum and long-term average concentrations (or mass, where required) shall be reported. The sample shall be representative of daily operation and shall be analyzed in accordance with procedures set out in § 50.080 of this chapter. In cases where compliance with a best management practice or pollution prevention alternative is required, the user shall submit documentation as required by the City Manager.

(c) Sampling must be performed in accordance with procedures set out in § 50.079(A) of this chapter.

(6) Certification. A statement reviewed by the industrial user's authorized representative and certified by a qualified professional, indicating whether pretreatment standards are being met on a consistent basis and, if not, whether additional operation and maintenance (O&M) and/or additional pretreatment is required to meet the pretreatment standards and requirement.

(7) Compliance schedule. If additional pretreatment and/or O&M will be required to meet the pretreatment standards; the shortest schedule by which the industrial user will provide such additional pretreatment and/or O&M. The completion date in this schedule shall not be later than the compliance date established for the applicable pretreatment standard. A compliance schedule pursuant to this section must meet the requirements set out § 50.052(A)(14) of this chapter.

(8) Signature and certification. All baseline monitoring reports must be signed and certified in accordance with § 50.052(B) of this chapter.

('63 Code, § 5-5.601) (Ord. 571-C.S., passed 6-2-94; Am. Ord. 737-C.S., passed 2-3-09; Am. Ord. 775-C.S., passed 12-20-11)

Get a plain-English answer with a citation back to this text.

Ask AI about this code
▸ Contents — Eureka Zoning Code
Eureka Zoning Code
  1. Article I — NAME AND SEAL; FORM OF GOVERNMENT; BOUNDARIES; MUN…
  2. Article II — ELECTIONS
  3. Article III — CITY COUNCIL
  4. Article IV — MAYOR
  5. Article V — ORDINANCES
  6. Article VI — ADMINISTRATION
  7. Article VII — FISCAL ADMINISTRATION
  8. Article VIII — OFFICERS AND EMPLOYEES
  9. Article IX — FRANCHISES
  10. Article X — INITIATIVE, REFERENDUM AND RECALL
  11. Article XI — MISCELLANEOUS PROVISIONS
  12. Chapter 10 — GENERAL PROVISIONS
  13. Chapter 30 — CITY COUNCIL
  14. Chapter 31 — CITY OFFICIALS
  15. Chapter 32 — CITY DEPARTMENTS
  16. Chapter 33 — BOARDS, COMMISSIONS, AND COMMITTEES
  17. Chapter 34 — PERSONNEL POLICIES
  18. Chapter 35 — FINANCE, REVENUE AND TAXATION
  19. Chapter 36 — HEALTH FACILITY REVENUE BONDS
  20. Chapter 37 — ELECTIONS
  21. Chapter 38 — CIVIL EMERGENCIES
  22. Chapter 39 — CITY POLICY
  23. Chapter 40 — TRANSFERS OF CITY-OWNED REAL PROPERTY
  24. ▸ Chapter 50 — SEWERS
    Overview
    1. § 50.001 PURPOSE AND POLICY.
    2. § 50.002 DEFINITIONS.
    3. § 50.003 ABBREVIATIONS.
    4. § 50.004 VANDALISM.
    5. § 50.005 CONFIDENTIAL INFORMATION.
    6. § 50.006 CONFLICTING PROVISIONS.
    7. § 50.007 SEVERABILITY.
    8. § 50.020 PROHIBITED DISCHARGE STANDARDS.
    9. § 50.021 FEDERAL CATEGORICAL PRETREATMENT STANDARDS.
    10. § 50.022 SPECIFIC POLLUTANT LIMITATIONS.
    11. § 50.023 CITY'S RIGHT OF REVISION.
    12. § 50.024 SPECIAL AGREEMENT.
    13. § 50.025 DILUTION.
    14. § 50.035 PRETREATMENT FACILITIES.
    15. § 50.036 ADDITIONAL PRETREATMENT MEASURES.
    16. § 50.037 ACCIDENTAL DISCHARGE/SLUG CONTROL PLANS.
    17. § 50.038 TENANT RESPONSIBILITY.
    18. § 50.039 HAULED WASTEWATER.
    19. § 50.040 GREASE HAULER PERMIT REQUIREMENTS.
    20. § 50.041 GREASE HAULER PERMIT APPLICATION.
    21. § 50.042 GREASE HAULER PERMIT REISSUANCE.
    22. § 50.043 GREASE HAULER PERMIT CONTENTS.
    23. § 50.044 GREASE HAULER PERMIT APPEALS.
    24. § 50.045 GREASE HAULER PERMIT MODIFICATION.
    25. § 50.046 REVOCATION OF PERMIT.
    26. § 50.050 WASTEWATER SURVEY.
    27. § 50.051 WASTEWATER DISCHARGE PERMIT REQUIREMENTS.
    28. § 50.052 WASTEWATER DISCHARGE PERMIT APPLICATION.
    29. § 50.053 WASTEWATER DISCHARGE PERMIT DECISIONS.
    30. § 50.054 DURATION OF PERMIT; REISSUANCE.
    31. § 50.055 PERMIT CONTENTS.
    32. § 50.056 APPEALS.
    33. § 50.057 PERMIT MODIFICATION.
    34. § 50.058 TRANSFER OF PERMIT.
    35. § 50.059 REVOCATION OF PERMIT.
    36. § 50.070 BASELINE MONITORING REPORTS.
    37. § 50.071 COMPLIANCE SCHEDULE PROGRESS REPORT.
    38. § 50.072 REPORT ON COMPLIANCE WITH CATEGORICAL PRETREATMENT ST…
    39. § 50.073 PERIODIC COMPLIANCE REPORTS.
    40. § 50.074 REPORTS OF CHANGED CONDITIONS.
    41. § 50.075 REPORTS OF POTENTIAL PROBLEMS.
    42. § 50.076 REPORTS FROM NONSIGNIFICANT INDUSTRIAL USERS.
    43. § 50.077 NOTICE OF VIOLATION; REPEAT SAMPLING AND REPORTING.
    44. § 50.078 NOTIFICATION OF THE DISCHARGE OF HAZARDOUS WASTE.
    45. § 50.079 ANALYTICAL REQUIREMENTS.
    46. § 50.080 SAMPLE COLLECTION; DETERMINATION OF NONCOMPLIANCE.
    47. § 50.081 RECORD KEEPING.
    48. § 50.090 PERMITS REQUIRED.
    49. § 50.091 IMPACT FEES AND INSTALLATION CHARGES.
    50. § 50.092 MAINTENANCE OF BUILDING SEWERS.
    51. § 50.093 MAIN EXTENSIONS.
    52. § 50.105 WASTEWATER VOLUME DETERMINATION.
    53. § 50.106 PRETREATMENT CHARGES AND FEES.
    54. § 50.107 WASTEWATER USER CHARGES.
    55. § 50.108 BILLING; PERSONS RESPONSIBLE FOR PAYMENT.
    56. § 50.109 PENALTY FOR NONPAYMENT.
    57. § 50.120 DUTIES OF CITY MANAGER.
    58. § 50.121 COMPLIANCE MONITORING.
    59. § 50.122 PUBLICATION OF INDUSTRIAL USERS IN SIGNIFICANT NONCOM…
    60. § 50.123 ADMINISTRATIVE ENFORCEMENT REMEDIES.
    61. § 50.124 JUDICIAL ENFORCEMENT REMEDIES.
    62. § 50.125 SUPPLEMENTAL ENFORCEMENT ACTION.
    63. § 50.126 REMEDIES NONEXCLUSIVE.
    64. § 50.127 AFFIRMATIVE DEFENSES TO DISCHARGE VIOLATIONS.
    65. § 50.201 PURPOSE.
    66. § 50.202 TRIGGERING EVENTS.
    67. § 50.203 INSPECTION METHODS.
    68. § 50.204 REVIEW OF INSPECTION RESULTS, STANDARDS.
    69. § 50.205 NOTICE TO REPAIR.
    70. § 50.206 TIMING AND COMPLETION OF WORK.
    71. § 50.207 FEE IN LIEU OF REPAIR, REPAIRS PERFORMED BY THE CITY …
    72. § 50.208 LATERAL CERTIFICATE.
    73. § 50.209 EXCEPTIONS.
    74. § 50.210 FEES.
    75. § 50.211 FAILURE TO REPAIR OR REPLACE.
    76. § 50.212 ASSISTANCE WITH SEWER REPAIR COSTS.
  25. Chapter 51 — SOLID WASTE
  26. Chapter 52 — UNDERGROUND UTILITY DISTRICTS
  27. Chapter 53 — WATER
  28. Chapter 54 — STORM WATER QUALITY MANAGEMENT AND DISCHARGE CONT…
  29. Chapter 55 — ENERGY
  30. Chapter 56 — STREETS
  31. Chapter 70 — GENERAL PROVISIONS
  32. Chapter 71 — TRAFFIC RULES
  33. Chapter 72 — STOPPING, STANDING AND PARKING
  34. Chapter 73 — BICYCLES
  35. Chapter 75 — MOBILE VENDORS OPERATING UPON A STREET
  36. Chapter 90 — ABANDONED VEHICLES
  37. Chapter 91 — ANIMALS
  38. Chapter 92 — FIRE PREVENTION
  39. Chapter 93 — PARKS AND RECREATION
  40. Chapter 94 — HEALTH AND SANITATION
  41. Chapter 95 — MUNICIPAL AIRPORT
  42. Chapter 96 — PARADES AND ASSEMBLIES
  43. Chapter 97 — SMOKING
  44. Chapter 98 — STREETS AND SIDEWALKS
  45. Chapter 99 — TRAINS AND RAILROADS
  46. Chapter 100 — HARBOR REGULATIONS
  47. Chapter 101 — FILMING
  48. Chapter 102 — BEEKEEPING
  49. Chapter 103 — PRIVATE SECURITY AND FIRE ALARM SYSTEMS
  50. Chapter 104 — MILITARY EQUIPMENT USE
  51. Chapter 110 — BUSINESS LICENSES
  52. Chapter 112 — AMBULANCES
  53. Chapter 113 — AMUSEMENTS
  54. Chapter 114 — CABLE TELEVISION SYSTEMS
  55. Chapter 115 — FOOD ESTABLISHMENTS AND OUTDOOR DINING AREAS
  56. Chapter 117 — MASSAGE PARLORS
  57. Chapter 118 — SOLICITORS, CANVASSERS, AND SIDEWALK VENDORS
  58. Chapter 119 — SECOND-HAND DEALERS
  59. Chapter 120 — TAXICABS AND LIMOUSINES
  60. Chapter 121 — OTHER VEHICLES FOR HIRE
  61. Chapter 122 — FOREIGN-TRADE ZONE
  62. Chapter 130 — OFFENSES AGAINST PUBLIC PEACE AND SAFETY
  63. Chapter 131 — PROPERTY OFFENSES
  64. Chapter 132 — DRUG OFFENSES
  65. Chapter 133 — WEAPONS OFFENSES
  66. Chapter 134 — ABATEMENT OF CHRONIC NUISANCE PROPERTIES
  67. Chapter 150 — BUILDING REGULATIONS
  68. Chapter 151 — AIRPORT ZONING
  69. Chapter 152 — PLANNING AND ZONING ADMINISTRATION
  70. Chapter 153 — FLOOD HAZARD AREA REGULATIONS
  71. Chapter 154 — SUBDIVISION REGULATIONS
  72. Chapter 155 — ZONING REGULATIONS
  73. Chapter 155 — ZONING REGULATIONS (old)
  74. Chapter 156 — COASTAL ZONING REGULATIONS
  75. Chapter 157 — HISTORIC PRESERVATION
  76. Chapter 158 — CANNABIS
  77. Chapter 159 — WIRELESS TELECOMMUNICATIONS FACILITIES

GoCodebook provides public access, search, citation, multilingual explanation, and practical interpretation of legally adopted building regulations. It is not a substitute for the official ICC or California code publications.